Give the code fragment: 

And the code fragment: 

The sendConfirmation() and reserve() methods should be executed in the same transactional context. Which transaction attributes do you ensure this? 

Answer options:

A. Add annotations: @TransactionAttribute (TransactionAttributeType.REQUIRES_NEW) at line 2, @Transactional at line 9 and @TransactionAttribute ((TransactionAttributeType.MANDATORY) at line 12
B. No additional annotations are required.
C. Add annotations: @TransactionAttribute (TransactionAttributeType.REQUIRED) at line 2, @Transactional at line 9 and @TransactionAttribute ((TransactionAttributeType.REQUIRES_NEW) at line 12
D. Add annotations: @TransactionAttribute (TransactionAttributeType.MANDATORY) at line 2, @Transactional at line 9 and @TransactionAttribute ((TransactionAttributeType.REQUIRES_NEW) at line 12

D