Explanation: The meaning of "respectful" in the sentences is full of respect. It means that Brianna respects her parents' wishes of not going to the party. Respectful is an adjective that describes a positive attitude while for the other options you need adjectives that describe negative feelings or attitudes.
A prefix is a part of a etymology that modifies are word at the start of it: i.e. reconsider, involuntary, uncover.
A suffix is the same thing but it modifies the end of a word: i.e. walked, bigger, reversible.
De is a prefix meaning "down, away" or "denoting removal or reversal". In this case it is referring to demagnetizing something, or removing the magnetization.
Ize is a suffix meaning to "make or become". This is referring to an object becoming magnetized.
