Fifth degree equation?

Question

A fifth degree equation could have

A) 2 distinct real roots each with a multiplicity of 2.
B) 3 distinct real roots each with a multiplicity of 2.
C) 3 real roots and 1 imaginary root.
D) Exactly one real root with a multiplicity of 3.

Answer 1

A) 2 distinct real roots each with a multiplicity of 2.
Plus one more real root.

C) 3 real roots and 1 imaginary root.
Plus a second imaginary root.

D) Exactly one real root with a multiplicity of 3.
Plus two imaginary roots.