What is the difference between PIM sparse mode and PIM dense mode?

What is the difference between PIM sparse mode and PIM dense mode?
A . Sparse mode supports only one switch. Dense mode supports multiswitch networks.
B . Sparse mode floods. Dense mode uses distribution trees.
C . Sparse mode uses distribution trees. Dense mode floods.
D . Sparse mode supports multiswitch networks. Dense mode supports only one switch.

View Answer

Answer: C

Explanation:

https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipmulti_pim/configuration/xe-16/imc-pim-xe-16-book/imc-tech-oview.html