What is a group of...?

Question

What is a group of paintings called? (10 letter word)

What is a group of pearls called? (6 letter word)

What is a group of actors called? (7 letter word)

Answer 1

Paintings- Collection

Pearls- String

Actors- I don't know for your seven letter word but they can be called a cast.

Answer 2

1. Group of paintings: Collection

2. Group of Pearls: String

3. Group of Actors: Troupe? I dunno....

Answer 3

exhibition

string

players

Answer 4

a collection

a string

a troupe?