B - A hoplite would alter their shield.
Their shield was made of wood, leather or bronze and could be decorated with inverted V-shape for the Spartan hoplites or the gorgon from Greek Mythology.
The field studies of Japanese primatologist Kinji Imanishi about bonobos <u>revealed the importance of social cooperation</u> rather than competition.
Kinji Imanishi wanted to expand his views among great apes’ attack behaviors and social ranking, that is why he opted to investigate and demonstrate the Bonobos social cooperation rather than competition.
Germany prompted the United States to join World War I because of it's violation of the pledge for unrestricted submarine warfare in the North Atlantic Ocean and Mediterranean Sea, as well as enticing Mexico to turn against the United States. I hope this helps :)
