That monkey is scratching . . . . . . . . A. herself B. himself C. itself D. themselves

The correct answer is C. itself.

The pronoun “itself” is used to refer to a singular, non-human entity. In this case, the monkey is a singular, non-human entity, so the correct pronoun to use is “itself.”

The pronoun “herself” is used to refer to a singular, female human. The pronoun “himself” is used to refer to a singular, male human. The pronoun “themselves” is used to refer to a plural, non-human or human entity.

In this case, the monkey is a singular, non-human entity, so the correct pronoun to use is “itself.”