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单选题
You have been asked to create three users, PUB1, PUB2 and PUB3, for three newly hired employees and to allocate unlimited quota on their default tablespace PUBLISHER_TBS with no other privileges. After creating the users, which method can you use for granting the required privileges?()
A

grant CONNECT role to all of the three users

B

grant RESOURCE role to all of the three users

C

grant both CONNECT and RESOURCE role to all of the three users

D

execute ALTER USER .. QUOTA UNLIMITED ON publisher_tbs command for all of the three users

E

create role with UNLIMITED TABLESPACE system privilege and assign the role to all of the three users


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