Answer:
B - We can go on a picnic, but it may rain.
Explanation:
The comma in option b seperates the independent clause (We can go on a picnic) from the dependent clause (but it may rain). It is also the natural 'pause'.
He put the bucket to his lips and drank thirstily.
The introduction supports by giving readers an understanding of what you are writing about
Answer:
The deaths occur at a rate that makes opioid abuse a public health issue.
Explanation: