A problem is a situation that is generally unwelcome or harmful.
An issue is an important topic which could be a problem, generally debated.
A question is a sentence worded or expressed in order to elicit information, which could be in regards to a problem or an issue.
Hawthorne's argument in act 3 is that Mary Warren is lying when she claimed that she pretended to faint. He asked her for a repeat fainting performance. Hawthorne's belief is that if she had successfully pretend her fainting before, she can do it again. But she was not able to do it.
This is false, an expletive is actually a swear word.
There were things that Jem did which were not of his usual self. Some of which Jem yanked Scout by her hair as she shrieked and didn't seem to care that he was hurting his sister, until the point he kicked her and she fell on her face. From these actions, one can tell that anger truly brings out the worse in people. He lost his senses and allowed his emotions to control him and hurt those who were around him.
