# When the crowd asked, "How can you say, 'The son of man must be lifted up'? Who is this son of man?", did Jesus directly answer them?

No he did not answer their questions directly.. 

# What did Jesus say about the light?

Jesus said, "Yet a little longer is the light among you. Walk while you have the light..." He also said, "While you have the light, believe in the light so that you may become sons of light." 