Select the correct answer.
Samuel is writing an outline to plan his research paper. Read the first section of his outline.

Topic: The world's oceans are being saturated by plastic.

I. Introduction

Context: Each year, more and more plastic is finding its way into the world's oceans.
Claim: Humans must find a way to remove some of the plastic from the world's oceans or face an environmental disaster.
How can Samuel best improve the first section of his outline?

A.
by adding a link to his thesis
B.
by adding a description of the main point
C.
by adding an attention-grabbing hook
D.
by adding insight into his research experience