Which part of this project do you think will take the most time?

3. Which part of this project do you think will take the most time?

Ans:  As far as I can see from the job details that you’ve provided, I think the ________ part is going to be the most time consuming. However, considering the experience that I have had working on similar projects in the past, I can assure that the project can be finished within the mentioned time frame.