Which of the following was true of the move by America to build a canal through Central America

Which of the following was true of the move by America to build a canal through Central America?

a. It was largely orchestrated by William McKinley before his assassination.

b. It was initially met by stiff resistance from competing factions within Panama.

c. It included an American-backed revolution by the Panamanians against Colombia.

d. It encouraged independence movements throughout Central America.