When a word has a negative connotation, that means that is suggests something bad. For instance, exploit suggests something bad while employ suggests something good.
Infamous: Negative
Infamous means popular from a bad deed.
Astute: Positive
Astute means smart or good at understanding people
Secure: Positive
Secure means safe. We normally pair "safe" with a sense of comfort.
Difficult: Negative
Difficult means hard, and most of the time people don't enjoy doing hard things.
Freedom: Positive
Freedom is the ability to do anything one desires without restraint.
Childish: Negative
To be childish is to be described as immature or to act lower than one's actual age.
Frivolous: Negative
Frivolous means to be useless. As humans, we always want to feel important or loved. The opposite would be to feel useless.
Reluctantly: Negative
To do something reluctantly is to do something not out of one's personal pleasure. This normally requires coaxing and typically does not promise rewards.
Norma's arrival and presence on the school bus is the resolution. Laurel is extremely anxious as to what her new school held for her, although, as soon as she saw her best friend she knew she'd be fine. This was because she knew Norma would always be there to support her and would share the same experiences as her at the school.
It's B because she has a kind and a cruel personality.
You basically have to do 1:15