Question

read the following excerpt from a student essay. how can the writer best improve his or her ideas and development? why is smoking cigarettes bad for your health? cigarettes contain poisonous substances like carbon monoxide and tar, which can harm every part of your body. smoking causes heart disease and damages your blood vessels. eating a diet high in fat, sugar, and salt can also lead to heart disease. a lack of exercise contributes to heart disease, too. smoking damages your lungs and can cause breathing problems or lung cancer. in fact, it can cause cancer in any organ in your body. by focusing on one main idea by stating the main idea clearly save answer

Explanation:

The essay has multiple ideas like effects of smoking, diet - related risks, and lack of exercise risks all jumbled. Focusing on one main idea (smoking's health - risks) would improve clarity and development.

Answer:

by focusing on one main idea