Jason needs to learn a new web tool. He went through his books to understand more about it. Now he wants hands-on experience with using that tool. What would help him?

practice

Explanation:

The best way to get acquainted with a certain tool is to practice. The more practice that you have with a tool the better you will be at using it. One of the best ways to get this practice would be to offer your services to potential clients for free. In doing so you will have projects to work on that will give you experience with the tool, they will also help you build a portfolio and widen your network connections/client list which are all good things.

answer; i believe the correct answer is (a) all trenches must have access/egress;