What is she doing?

(The action of riding a surfboard)

(a)  

What is he?

(He has come to give a small talk)

(a)  

What is she?

(Everyone knows who she is)

(a)  

What is he?

(A person who likes to climb things)

(a)  

What is she doing?

(The action that a climber does)

(a)  

What do we call things that are easy to remember?

(Nike, McDonalds, Coca-Cola, etc.)

(a)