What does John F Stevens focus on in 1905 to improve chances of the Panama Canal being successful ?

John Stevens was appointed Chief Engineer of the Panama Canal Project in 1905 based on his accomplishments at the Great Northern Railway. The fearless Maine native had helped expand American rail lines west and thus contributed to the white settlement of the Pacific Northwest.

answer is b.shrapnel

answer; cindy crawford tina feycarrie underwood///meryl streep;