An adjective describes a noun. For example, The big basketball is hard to carry. "big" is the adjective.
The correct answer would be the third option, prosperous. This means it's successful and doing well :)
Why was Mr.Yellow given the criminal conspiracy that so happened around a digital device?
How come was Mr.Yellow using this device and was he really sharing it with others?
Seward is brainwashing Northerners into believing slavery should be abolished.
The sentence that starts with “according to the study...” it’s the sentence that mentions the number