OPTIONS: (A). No; (B). Yes;

I am verifying the answers generated by an automatic system to the following question: what is metformin used for Suggested answer: Interest in metformin was rekindled in the late 1940s after several reports that it could reduce blood sugar levels in people, and in 1957, French physician Jean Sterne published the first clinical trial of metformin as a treatment for diabetes. Should I validate this answer?
Answer:
(A).