What Does the Elastic Clause Entail

What does the elastic clause entail?

A) the distance between Congress and the president increases and decreases when the elastic clause is exercised
B) the Supreme Court can become more activist when the need to do so arises
C) the powers given to Congress can be expanded through the authority to make laws in the national interest
D) the powers given to Congress can be expanded without limit to cover any facet of daily life
E) the powers given to the president can be expanded through the authority to make laws in the national interest