Question

You have two boxes of colored pens. The first box contains a red pen, a blue pen, and green pen. The second box contains a yellow pen, a red pen, and a black pen. What is the set that represents all the pens?

Answer 1

set A has red, blue and green pens so it's likie

A{red, blue, green"

set B has yellow,,black and red so it's

B{yellow, red, black}

isnt it just like that?

Answer 2

that should be } not "