Complete the dialogue with appropriate answers.

Ram : What are you doing this weekend, Shyam?
Shyam : I don’t (a) ...........
Ram : How do you like the idea (b) ........... the Dal Lake?
Shyam : That sounds lovely; but I (c) .......... my parents’
permission.
Ram : I’ll come to your house this evening and request your
parents to allow you to join the picnic.