How do you activate the trace option for the R3SZCHK program? Please choose the correct answer.
A . Set environment variable R3SZCHK_TL=<1…4>
B . Call R3S2CHK with parameter -TL=<1…4>
C . Call R3S2CHK with parameter -TRACE_LEVEL=<1.. A>
D . Set environment variable R3S2CHK_TRACE_LEVEL=<1 4>
Answer: A