Question

read the passage. (1) does cell phone use lead to harmful effects from radiation? (2) many americans would love to know the answer, since cell phone use is at an all - time high. (3) cell phone users abound, most are not well informed about the potential hazards associated with cell phones. (4) therefore, cell phones should come labeled with information regarding the dangers of using them. which transition would be best to use at the beginning of sentence 3? most importantly in addition although therefore

Explanation:

Sentence 3 states that cell - phone use is at a high level and users are not well - informed about potential hazards. Sentence 4 concludes that cell phones should be labeled with danger information. "Therefore" is a transition that shows a cause - and - effect relationship, which is appropriate here as the lack of user information (sentence 3) leads to the conclusion of labeling (sentence 4).

Answer:

Therefore