The above question wants to assess your ability to write an essay. The way to write the essay is illustrated below.
First, you must know that a narrative essay intends to tell a story. Also, you should know that the introduction is the part of an essay where basic information is presented.
In that case, you can write your introduction as follows:
Sometime during the period 600-900 AD, a Chinese alchemist mixed potassium nitrate, sulfur, and charcoal to be able to produce a black, flaky powder. This powder was poured into hollowed-out bamboo sticks forming the first man-made fireworks.
The essay is to select one of the following articles from the 1921 book The Wonder Book of Knowledge to summarize. After this, it's important to write the body of the essay. The ending will be the conclusion of the essay.
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