identify the portion that contains a compound subject

during the 1940s and 1950s , Dudd Abbott and Lou Costello were a popular comedy team on radio, televison ,and sage
a. 1940s and 1950s**
b. Bud Abbott and Lou Costello
c. radio, televsion, and stage
d. none

The correct answer is B guys.

b. Bud Abbott and Lou Costello

The portion that contains a compound subject is "b. Bud Abbott and Lou Costello".

No. A. is the compound objects of a preposition.

wow I thought I had that right c?

No.

You need to learn to recognize the subjects of sentences.

Study this.

http://www.chompchomp.com/terms/subject.htm

I've checked two of your guesses. Do not post this question again.