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___ well prepared you are , you still need a lot of luck in mountain climbing.

A. however          B. whatever     C. no matter            D. although

______well prepared you are, you still need a lot of luck in mountain climbing.

A. However                 B. Whatever                 C. No matter                D. Although

______well prepared you are, you still need a lot of luck in mountain climbing.

A. However                       B. Whatever                      C. No matter                     D. Although

______well prepared you are, you still need a lot of luck in mountain climbing.

A. However                 B. Whatever                 C. No matter                D. Although

______well prepared you are, you still need a lot of luck in mountain climbing.

A. However                 B. Whatever                 C. No matter                D. Although