Complete the dialog using 'how much' and 'how many.'

Shopkeeper: Hello, may I help you?

Anita: Yes. I want to buy some eggs.

Shopkeeper: (a. ___) eggs do you want?

Anita: I want a basket of eggs.

Shopkeeper: Okay. Anything else?

Anita: Mineral water, please.

Shopkeeper: (b. ___) mineral water do you need?

Anita: Two bottles, please.

Shopkeeper: Here you are. They are $75.