It means if very unlikely for something to happen, slim chance.
It will help them achieve their school goals by planning ahead. This is give you a good career in the future.
The best type of evidence to support this sentence would be B) "factual evidence". For most hypotheses like this that concern science, facts are all that matters.
Yes. It's a metaphor because the writer is not implying that the boy is actually a pig; his actions represent a pig. And thus, it is a metaphorical phrase, nonetheless an actual description!
Colonists were mad by the taxes implemented by Britain without consent of colonists. A popular slogan that voiced this frustration was "No taxation without representation."