Question

you continue to read her letter to the editor when you come across the following sentences: \a person shouldn’t have a cell phone until they’re 18. children don’t know how to use phones responsibly.\ how can you help her combine these sentences to add variety to her sentence structures? children shouldn’t have cell phones until they’re 18: children dont know how to use them responsibly. cell phones; children shouldn’t have them until they’re 18 because they dont know how to use them responsibly. although children dont know how to use cell phones responsibly, they shouldn’t have them until they’re 18. because children dont know how to use cell phones responsibly, they shouldn’t have them until they’re 18.

Explanation:

The first option uses a colon which is a simple combination. The second option has an incorrect use of a semi - colon. The third option has an illogical use of "although". The fourth option correctly uses "because" to show the causal relationship between children's irresponsible phone use and the age restriction, adding variety to sentence structure.

Answer:

D. Because children don't know how to use cell phones responsibly, they shouldn't have them until they're 18.