Which statement correctly describes a thesis?

a thesis expresses a viewpoint about a topic.
a thesis asks a question about a topic.
a thesis states a fact about an issue.
a thesis addresses both sides of an issue.

A thesis expresses a viewpoint about a topic.

Explanation:

One thesis the beginning of an argumentative text, an affirmation whose veracity has been argued, demonstrated or justified in some way. Generally it states a scientific proposition, an axiom or a demonstrable fact.

Derived from the scientific method, a thesis is the concrete affirmation of an idea that is exposed in an open and substantiated way. It can also be called scientific theory, since a theoretical support can be considered part of established knowledge. Normally, in an argumentative text, the opinion that the writer has about the subject he / she is talking about is conformed. After that the writer defends his thesis with arguments.

the correct statement regarding the federal court systemis that ' congress has the power to create new federal courts.