Merry is my classmate. Her father is a doctor.

Câu hỏi: Mark the letter A, B, C or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.
Merry is my classmate. Her father is a doctor.
A. Merry is my classmate who father is a doctor.
B. Merry is my classmate whose father is a doctor.
C. Merry is my classmate that father is a doctor.
D. Merry is my classmate which father is a doctor.