Refer to the Exhibit.
— Exhibit –user@host> request system software add
…
WARNING: The /var filesystem is low on free disk space.
WARNING: This package requires 1 k free, but there
WARNING: is only 666502k available.
— Exhibit –Which three commands are useful in identifying and addressing the cause of the lack of disk
space? (Choose three.)

A.
show chassis routing-engine

B.
show system storage

C.
show system directory-usage

D.
request system software add validate

E.
request system storage cleanup

Explanation: