Mary buys her child a toy every time he acts up in the store because she thinks it will make him behave better. sadly though she is using for a(n) behavior.

positive reinforcement; negative

Explanation:

Negative behavior is a type of behavior that is deemed as 'undesirable' by most people in society.

Positive reinforcement is a reward that we use to influence other people everytime they do a desired behavior.

In that particular case above, Mary hope that buying a toy for her (positive reinforcement) will stop her child from doing her negative behavior (acting up in the store).

glass wants to live in a world of super heroes and villains. he have lived all his life trying to be responsible for the creating the origin story of a super hero; he schemed and caused many incidents (many of them fatal) hoping that someday someone with superpowers would show up and save the day.

he knew himself very much. he saw himself as a villain of a real-life super hero story. he was aware of his strengths (more than smart enough for being manipulative and scheming) and weaknesses (having fragile bones and having to rely on his mind to succeed).