Which statement is true regarding STP?

A.
When the spanning-tree topology is calculated based on default parameters, the path between the source
and destination end stations in a switched network might not be ideal.

B.
The path between the source and the destination end stations is always ideal with the default spanning-tree
parameter.

C.
The path between the source and the destination end stations is determined by the speed of the link;the
slowest link speed will become the root port duringthe election.

D.
The path between the source and the destination end stations is determined by the lowest MAC address;
the lowest MAC address will become the root port during the election.