The store display rotates 40 times every half hour meaning that it will rotate 80 times every hour. To find how many times it will rotate in 4 hours, you can do 80 times 4. This is 320 rotations.
Also, please try and correctly list your question as this does not pertain to this subject.
The correct answer is B. Father
Before he left the house modifies father because it further explains the father's qualities, that is he is a person that's left the house.
The answer would be. what the characters say about each other<span>what the author says about his or her own work
what one character says to another</span>
Exhibion in the Louvre museum Paris you’re welcome