Unhealthy Eating Causes Obesity

I’m stuck on a English question and need an explanation.

The topic is about Unhealthy Eating Causes Obesity

Your first essay assignment of the semester asks you to make an argument based upon a claim of fact.

In an essay of at least 1,200 words (about 4-5 pages) + works cited , chose a topic about which you can make an argument based upon a claim of fact.use MLA format.

i have provided information about essay that can help.