Please choose the correct answer to the question: Kendall taught Alex's dog to sit. Alex had been trying to train the dog for several weeks but was frustrated with the slow progress. Kendall offered to take care of the dog during Alex's vacation. Why did Kendall do this?

Answer1: was paid a lot of money Answer2: prefers to play with cats Answer3: wanted to help the situation

Answer format: answer1/answer2/answer3
Answer: answer3