A student is planning to write a research report about if using smartphones too much is bad for a person's health. Which question would BEST focus the research so that the student would find information to use in the report? A) When should people start using a smartphone? B) Which smartphone is the most popular among young people? C) How does learning how to use a smartphone affect schoolwork? D) What are the health problems of children who spend a lot of time using smartphones?

D) What are the health problems of children who spend a lot of time using smartphones?

Explanation:

if the student is writing about concerning health issues and the topic of smartphones, it is best to write the question that relates to both of these topics in a way so they make sense together.

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brainliest please \( OwO )/

in "letter from a birmingham jail," king argues that there are four basic steps in any nonviolent campaign: "[c]ollection of the facts to determine whether injustices exist; negotiation; self purification; and direct action." finally, direct action is taken and acts such as boycotts and sit-ins are staged.

- "a.) it includes letters and books gathered over 1200 years, and consists of two parts.

- most of the new testament is letters from paul to the different churches, and since there's a new testament that means there is an old testament. "