Answer:
B. I should have studied more.
Explanation:
The other options are informal, nonstandard English.
I believe the answer is A because their isn't much factors in A <span />
<span>A. Rosaline is my guess</span>
Answer: The answer should be A, if not wrong.
Explanation: if you're reading through the possible answers most refer to Susan B. Anthony as "her" meaning it could be anyone, as for A, "Susan B. Anthony fought for 60 years to give women the right to vote in the U.S" would be a slightly more reasonable answer to go with.