one more question

[kathy Tsui]

4. Which of the following statements are correct about the LocalTransaction object when the data access in
an Enterprise Information System(EIS) needs to be conducted as an all-or-nothing transaction?
A. Any application component must use the LocalTransaction object when accessing an EIS.
B. An application component uses the LocalTransaction object to manage its own persistence.
C. An application component cannot use the LocalTransaction object to manage its own transaction.
D. Enterprise JavaBeans must use the LocalTransaction object when accessing EIS.
E. The LocalTransaction object is not a valid object class.

Could anybody explain the answers to this question? thanks

[Severin Stoeckli]

I would say A