Please choose the correct answer to the question: Which of the following has the least momentum?

Answer1: a 0.5 kg mass with a 1000 m/s velocity Answer2: a 1 kg mass with a 100 m/s velocity Answer3: a 10 kg mass with an 11 m/s velocity Answer4: a 100 kg mass with a 2 m/s velocity

Answer format: answer1/answer2/answer3/answer4