Answer:
there is no period right after happen
Explanation:
I would think the answer is B, hope i could help. :)
B. depth
Having depth means the opposite of being superficial. To get a measure of depth, one must measure in a downward manner. (for the ex: to measure the depth of the Caribbean Sea, we need to measure from the surface to the floor. That would be our depth measure).
Answer:The action of working with someone to produce or create something.
Explanation:
Me and my friend had an idea to collaborate with each other to make a awesome you-tube video.
Everyone leaves and the hall is empty for 12 years.