Please choose the correct answer to the question: When a red bull (RR) is bred with a white cow (WW), a roan calf (RW) is sometimes produced. If a roan bull (RW) is bred with a roan cow (RW), what is the most likely outcome of the offspring?

Answer1: 1 red, 1 white, and 2 roan Answer2: 0 red, 1 white, and 3 roan Answer3: 2 red, 2 white, and 0 roan Answer4: 0 red, 0 white, and 4 roan

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