Which is the closest synonym for the word arduous, as it is used in the Article?A.CongestedB.GruelingC.UnanticipatedD.Misguided

The word "arduous" describes something that is difficult and requiring a lot of effort. The closest synonym from the given options would be B. Grueling.

Here's a brief reasoning for each option:

1. Congested - This pertains to a situation that is overcrowded or blocked and does not convey the sense of difficulty inherent in "arduous."
2. Grueling - This means extremely tiring and demanding, aligning well with the meaning of "arduous."
3. Unanticipated - This refers to something that was not expected and does not relate to the level of difficulty implied by "arduous."
4. Misguided - This means having a mistaken belief or judgment and is unrelated to efforts or difficulty.

Given the definitions, "grueling" is the best synonym for "arduous."