Answer:
a. questions and answers
Explanation:
A pitch deck is a presentation that is related for starting up your business so that the coming investors should know about your business. It involves various slides that help each and everyone to understand your business idea
It is a short summary that demonstrates the idea of your business, the vision of your startup
Now the time that is to be left after pitch deck presentation is generally to be used for questions and answering and the same is to be considered
Hence, the correct option is a.