The answer is b <span>structure 2</span>
Answer: The last one.
Explanation: When multiple items are listed, a comma is needed to separate them. The last sentence should be rewritten: Chad brought a tent, a sleeping bag, and a fishing rod.
B. A tornado is a violent storm; it forms from a rotating column of air.
Answer:
Obama was mentored by Frank Marshall Davis.
Explanation:
Women should have female mentors, because they can relate to them more than a male mentor could.