Despite the fact that results are primarily correlational, overwhelming research evidence suggests that observation of televised aggression leads to no significant increase in aggressive behavior. increases in aggressive behaviors that can extend into adulthood. increases in aggression only for the male population. increases in aggression only for children who play violent video games.

The research on aggression mainly show that despite the fact that the results are primarily correlational, overwhelming research evidence suggest that observation of televised aggression leads to increases in aggressive behaviors that can extend into adulthood. The research shows us that it can lead to increase in aggressive behaviors that can extend into adulthood.

i want to say death; parole, probation, and fines are still being used all the time.

d. i assume the underlined word is "role." reformat if it isn't.

explanation:

role is closest to part because when replacing words, "playing a vital decision," "playing a vital activity," and "playing a vital dollar" don't make logical sense. the only meaningful choice is "playing a vital part."

this fits one of merriam-webster's definitions of role: "a function or part performed especially in a particular operation or process."