An online tablespace, TEST_TBS, is full and you realize that no server-managed tablespace threshold alerts were generated for the TEST_TBS tablespace. What could be the reason, if the TEST_TBS tablespace does not include autoextensible data files?()
A、TEST_TBS is a small file tablespace
B、TEST_TBS is a bigfile tablespace (BFT)
C、TEST_TBS is the default temporary tablespace
D、TEST_TBS is a dictionary-managed tablespace
E、Threshold values for the TEST_TBS tablespace are not explicitly specified