Answer
b. beta lectams
Work Step by Step
Beta lactams such as penicillin prevent the formation of the cell wall and hence are bactericidal. Thus, the correct answer is option b.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.