How to write a introduction

In an essay, the introduction, which can be one or two paragraphs, introduces the topic. There are three parts to an introduction: the opening statement, the supporting sentences, and the introductory topic sentence.

Explanation:

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- "the answers are a and b.  

when cullen speaks of planting while others reap, and standing "abject and mute," he is speaking about the racial injustices present in american society. as these injustices have changed over time, the american identity  has also shifted. those changes are, in turn, reflected in american literature."