Somebody who is expected to achieve a lot is a great hope.
blue
white
green
brown

White

Explanation:

A person who is considered a "white hope" is someone who is expected to bring a lot of success or who is believed to have the potential to achieve a lot. This is particularly used in the context of a team or an organization. This idiom that relates to colour was first used in sports in the early 20th century to refers to particularly promising boxers.

the correct answer is (a); the angles, saxons, jutes, picts, and celts

explanation:

the god   the goddess of salt water, of fresh water   yet more powerful and perfect.