They asked him, "Why then do you baptize, if you are not the Christ, nor Elijah, nor the Prophet?"

 So the two disciples of John followed Jesus. It may well be that they were too shy to approach him directly and followed respectfully some distance behind. Then Jesus did something entirely characteristic. He turned and spoke to them. That is to say, he met them half way. He made things easier for them. He opened the door that they might come in. 