Since the horizontal lines used in this style resembled prairie landscape, that is how the style came to be termed. It wasn't used by these architects to describe themselves, however, but it was coined by H. Allen Brooks, an architectural historian who wrote about them.
Answer:
What do we have to do in this?
In music, a minor seventh chord is any non-dominant seventh chord where the third note is a minor third above the root.
Van Lew's modest looks and actions helped her spying success