Answer:
what do u mean is this a serious question
Explanation:
The participle is "digging." Most participles end in -ing. It modifies "man", describing what the man is doing.
when is it due? :) so I can write it for you do I start now or later?
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.