By the time they completed their journey, the young explorers had overcome their fears, sharpened their survival skills, and had developed a healthy respect for nature’s potential destructiveness.
A. skills, and had developed a healthy respect
B. skills, and developed a healthy respect
C. skills and a healthy respect developed
D. skills, developing a healthy respect
E. skills, all the while developing a healthy respect
A. skills, and had developed a healthy respect
B. skills, and developed a healthy respect
C. skills and a healthy respect developed
D. skills, developing a healthy respect
E. skills, all the while developing a healthy respect







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