"Concede" is a verb that means " admit that something is true or valid after first denying or resisting it," or "surrender or yield something one possesses" when referring to the object conceded. So, we need to pick out another verb that means something like "admit." Since "acknowledge" means " accept or admit the existence or truth of," "acknowledge" is the answer choice closest in meaning to "concede" and the correct answer.

Concede means to give in.

The definition of "inquire" is to interrogate or seek information by questioning. "Scrutinize," to examine something closely and critically, is the best answer.

As a verb, "baffle" means to confuse someone, or to be confused. An example is, "Walking through the maze, Diana was baffled about how to get out." If you're "confused," you are bewildered.

Someone who is "baffled" is certainly not "convinced" of anything, probably because their situation is not "clear!"

“Allege” is a verb that means to claim without proof. “Confirm,” “testify,” and “prove,” are all actions that require proof. “Accuse” is a verb that means to charge with an offense or crime. Of the answer choices, “claim” has the closest meaning.

"Rescind" means to make something void or to retract something, such as an offer.

None of the other words are synonyms of rescind:

"Donate" means to give something as a gift.

"Transcend" means to surpass or exceed.

"Refute" means to prove incorrect or to contradict something.

"Return" means to go back to a place.

"Accede" means to agree or to accept something.

"Merge" means to combine, to join, or to meld things together.

"Concede" means to admit defeat, to capitulate or to give up.

"Dominate" means to govern, or to have influence over something.

"Loathe" means to hate or to dislike strongly.  

"Mimic" means to imitate or to copy someone's actions.

"Drawl" means to speak in a lazy manner, typically involving stretching the length of the vowels.

"Cherish" means to prize dearly or to love something.

"Bolster" means to support something, either physically or conceptually. For example, to support an argument with further evidence.

"Distort" means to change the appearance of something or to misrepresent something.

"Acquiesce" means to "comply" or to begrudgingly agree.

"Perplex" means to confuse, to astonish or to befuddle.

"Negate" means to contradict, to disprove or to nullify.

"Gesticulate" means to gesture or to move one's hands expressively.

"Refuse" means to say no or to deny or to reject. 

"Delude" means to "mislead" or to trick someone.

"Confide" means to put one's trust in, or to reveal a secret to someone.

"Clarify" means to make clear, to make understandable, to explain.

"Atone" means to apologize or make amends for a wrongdoing. 

"Slander" means to make scandalous comments or to misrepresent someone in a negative way.