We cant see whats underlined.
Because if you are ever doing research, for instance when you have to turn in your thesis for your PhD, you have to pass peer review. Also intellectual data that is not yours has to be properly cited otherwise it is considered academic dishonesty.
Answer:
Sudden and without warning
Explanation:
This is because persons at the party did not receive warning beforehand that this was gonna happen.
Comparison words: Same, Similar, alike, as well as...
Contrast words : Different, on the other hand, opposed to...