Read the following dialog and choose the correct answer.

Mr. Khalid: Hi, dear. What are you cooking for dinner?
Mrs. Anis : I'm frying fish.
Mr. Khalid: Great! Where are the children?
Mrs. Anis : Delia is washing some cucumbers and basil leaves. Randy is making chilli sauce.
Mr. Khalid: Excellent! So, what should I do to help you, dear?
Mrs. Anis : Just prepare the rice, please.
Mr. Khalid: With pleasure.

Which of the following questions can't be answered using the dialog?