You cannot completely avoid stress in your life. You need to find ways to

A. After you can completely avoid stress in your life, you need to find ways to cope with it.

B. As long as you can completely avoid stress in your lives, you need to find ways to cope with it.

C. As you cannot completely avoid stress in your life, you need to find ways to cope with it.

D. Because stress can completely be avoided in your life, you need to find ways to cope with it.