Please choose the correct answer to the question: Which characteristic of a volvox colony makes it more like a multicellular organism than a simple cluster of unicellular organisms?

Answer1: The cells in the colony respond to stimuli separately. Answer2: The cells in the colony are arranged in a specific shape. Answer3: Some cells in the colony are specialized for reproduction. Answer4: Cells in the colony are connected by strands of cytoplasm.

Answer format: answer1/answer2/answer3/answer4