An appositive phrase gives you an alternative description or more information about a noun, and it is separated from other elements in the sentence by commas.
The appositive phrase in this sentence is "a whiz at foreign languages" - you can identify it because it is describing and giving you more information about Mr. Wilson (the proper noun the phrase is next to) and has commas around it.
Pre·scient
/ˈpreSH(ē)ənt/
adjective
having or showing knowledge of events before they take place.
The answer is B
Amitabh Bachchan is an Indian film actor, producer, television host, and former politician. He first gained popularity in the early 1970s for films such as Zanjeer, Deewaar and Sholay, and was dubbed