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." * A. By focusing on one main idea B. By stating the main idea clearly C. By explaining more background information D. By adding more evidence

D. By adding more evidence

Explanation:

Writing a piece is an art, a skill. Not every person can create a good piece of writing. It requires a lot of knowledge, vocabulary, skills and information to develop a good writing. It also requires a lot of practicing.

A writer can develop his writing skills and improve his development and ideas by providing more evidences on the topic and the statistics that is correct nd true. The readers often tend to believe if we provide more of evidences in our writing. It improves our writing skills and also supports the main idea clearly in the topic.

is this your complete question

for this case, we must find the number of deaths per day of the year 2015, in automobile accidents, knowing that 32,400 people died.

knowing that the year 2015 had 365 days we have the following division:

where "x" represents the number of deaths per day.

rounding off we have:

approximately, 89 people per day died in 2015

answer:

89 people per day