The correct answer is:
B. le gustan
Explanation:
1. In the sentence, "A mí papá los chocolates," the subject is "los chocolates."
2. The verb "gustar" is used to indicate what someone likes. In this case, it is used in the third person singular or plural form depending on whether the object is singular or plural.
3. Since "los chocolates" is plural, we need to use the plural form of the verb "gustar," which is "gustan."
4. The pronoun "le" is used before the verb "gustan" to show that the chocolates are pleasing to Emily's dad.
Therefore, the correct answer is "le gustan" in this context.