Answer:
C
Explanation:
Being professional is a very important part of the work environment
To call it a day is to quit work and go home / to say the days work has been completed.
They change shape due to a number of reasons.
The easiest reason to understand why they change is that they erode.
The coasts around the the world erode due to waves hitting cliffs, the wind batting against the coasts etc. Over a long period of time we can see that they change in shape.
(sorry I don't know why they move)
The answer is D.) He is strong, cunning, and fair.
Good luck!