Choose the correct answer

Question 26. I do not visit my grandparents very often because they live far away.

A. If my grandparents live far away, I will not visit them very often.

B. If my grandparents did not live far away, I would visit them very often.  

C. If my grandparents do not live far away, I would visit them very often.  

D. If my grandparents did not live far away, I will visit them very often.