Choose the question (A, B, C or D) for the underlined part of the given sentence

Choose the question (A, B, C or D) for the underlined part of the given sentence.

46. She stayed at home because she was sick.

A. Why she stayed at home?

B. Why did she stay at home?

C. Why at home she stayed?

D. Why at home did she stay?

47. I am going to buy 12 eggs.

A. How many eggs are you going to buy?

B. How many eggs you are going to buy?

C. How much eggs are you going to buy?

D. How much eggs you are going to buy?

48. Tony admires Celine Dion.

A. Who does admire Celine Dion?

B. Who is admire Celine Dion?

C. Who admires Celine Dion?

D. Who admire Celine Dion?

49. His son broke a vase.

A. Who broke the vase?

B. Whose broke the vase?

C. Whose is broke the vase?

D. Whose son broke the vase?

50. They walk to work every day.

A. How they to work every day?

B. How do they to work every day?

C. How do they go to work every day?

D. How do they walk to work every day?