Which of the following commands will list the quota for a specific user, foobar?

A.
Isquota foobar

B.
printquota foobar

C.
repquotafoobar

D.
quota foobar

Explanation:
quotA. display disk usage and limits. Quota displays user’s disk usage and limits. By default only the user quotas are printed.
Either quota-u username Or quota username To display group quota:
quota -g groupname