Which statement about Root Path Cost is true?

Which statement about Root Path Cost is true?

A.
This value is the cumulative cost of all links sent from the Designated Port of the Root Bridge.

B.
It is the cost sent from the Root Bridge to all non-Root bridges.

C.
This value is the cumulative cost of all the links leading to the Root Bridge.

D.
It is the Path Cost of a particular Root Port.