As maintained in "r u friends 4 real? ," a 2010 study with 99 undergraduates led by holly schiffrin, a psychology professor at the university of mary washington, found that those who spent more time on the internet reported:

This cartoon appeared in 1916. the topic of the cartoon isa)the reason for the start of world war i.b)the success of us submarines in world war i.c)the military alliance between germany and mexico.d)the attitude in the us towards submarine warfare in world