Decenter means to displace from the center or from a central position
--->To cause something to move from the middle
Answer:
The word scent originated in like the 17th century and the c was probably added for style purposes, so I believe the c is silent
Friction is the force that rubs things away. It's like the rough sandpaper rubbing on the rough thing to make the ridges on it go away. It's also like rubbing soles.
I think it is C.) a clarity in description