There would be a colon after the word phone
Explanation:
you read books and you watch movies,
books have words.
movies have pictures and it's action.
books teach you things.
movies entertain you.
is it enough?!
Answrs: Part a) "Facts from a documentary.." This is talking about the benefits of artificial organs instead of donated ones.
Part b) "There are several ..." Because it is a sentence that is likely to precede facts. The others are opinions about how something 'SHOULD' be, and aren't presenting facts or claiming something.The first one 3ven says "I think..." which is clearly an opinion.