I believe it would be B. Think of commas as pauses. Say it out load does it sound correct?
Formal Writing...
Either B or D
A good paragraph has 5 to 7 sentences.
<span>C. A nurse's personal notes about caring for Spanish flu victims</span>
The answer is letter D. the object of the sentence.
Since "a frog" is the recipient of the subjects action, it is considered the object of the sentence.
Thank you for posting your question. Feel free to ask me more.
