For which substitution variables are you prompted for the input?
A. None, because no input required
B. Both the substitution variables ‘hiredate’ and ‘mgr_id\
C. Only ‘hiredate’
D. Only ‘mgr_id’
Answer:B
For which substitution variables are you prompted for the input?
A. None, because no input required B. Both the substitution variables ‘hiredate’ and ‘mgr_id\ C. Only ‘hiredate’ D. Only ‘mgr_id’