Explain why there is communication breakdown on the given situation. situation.
1. jay and michille started talking about their plans for christmas vacation when their classmate, moy, interrupted them.

Explanation:

jay and Michelle started talking about their plants for Christmas vacation when their classmate moy interested them

is there a year set? the question is incomplete

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."