Which two of the following are ADVANTAGES of underground conduit systems? (Select two options.)

Which two of the following are ADVANTAGES of underground conduit systems? (Select two options.)
A . Provide additional physical cable protection
B . Not adaptable for future facility placement or removal without disturbing the property
C . Economical over a long life
D . Require more installation time than aerial or direct-buried installations
E . Route planning is not as critical as aerial or direct-burial

Answer: A, C