Please choose the correct answer to the question: Onions can reproduce from bulbs. One parent bulb generates daughter bulbs with duplicate genetic information. Which is the most likely advantage of this kind of reproduction?

Answer1: Population size remains constant. Answer2: Beneficial mutations are inevitable. Answer3: Genetic variation is maximized. Answer4: Large quantities of individuals can be produced rapidly.

Answer format: answer1/answer2/answer3/answer4
Answer: answer4