Her mother came home from the supermarket. Next, she cooked a big meal.

A. No sooner her mother came home from the supermarket than she cooked a big meal.

B. No sooner her mother had come home from the supermarket than she cooked a big meal.

C. No sooner had her mother cooked a big meal than she came home from the supermarket.

D. No sooner had her mother come home from the supermarket than she cooked a big meal.