Which statement about the pacific theater in world war ii is true?
a. at the battle of midway, japanese planes sunk 4 american aircraft carriers.
b. navajo indians in the u. s. marine corps developed an unbreakable code using their native language.
c. after the battle of the coral sea, japanese forces invaded and captured australia.
d. guadalcanal was chosen by american planners for invasion because of its pleasant climate and open terrain.