Unless you're connecting to a shared folder or drive on a network, just ignore it. Your drives are all local so it wouldn't be something you'd use. Now, lets say you have another computer on your network and they share a music folder on the network. Map drive would allow you to assign a local drive letter to that network share.
My Father's World is an all-in-one curriculum provider, meaning when you purchase one of their core programs, you receive a complete year of social studies, science, art, music, and read aloud literature.f course, not all are the right fit. This year we will be using My Father's World for the third year, using the Rome to the Reformation Core. I am using the My Father's World K program with Petite.
So, a hypothesis is a guess as to how the world works. A theory is what it becomes once you've gathered evidence to support it and shown that it's at least nontrivial to disprove. Both statements should make predictions about how the world works (and how it doesn't work), and this allows you to test them.