Read the following conversation and answer the question.

M: I have to go to Prof. Hudson's office to discuss my thesis. If time allows, I'd like to go to the movies with you when I come back.

W: I don't think I can make it. I'm going shopping with Jane right now.

Question: What is the man going to do first? 

- Discuss his thesis with Prof. Hudson.

- Revise his thesis in the office.

- Do some shopping with Jane.


Discuss his thesis with Prof. Hudson.