The correct answer is A. Before she had to go inside and get ready to go to the movies, Marilyn played in the snow for hours with her friends.
The sentence fragment was corrected by placing what Marilyn did after in the first part of the sentence and by using a comma, we could add what Marilyn did before.
The answer is parts of speech
1. underline directions circle mall
2. underline lean circle tree
3. underline underneath circle missing library book
4. underline beside him circle her hand
5. underline arrived circle teacher? (not so sure)
6. underline through circle trees
7. underline in circle miniature train
8. underline in circle the Till whatever that name is
9. underline wrote circle the name of the song
10. underline noisy bird circle the roof.
not so sure about some of the last ones kinda hard
but a preposition is telling where something is
think of it like a position
preposition
tells where something is