Which option limits the amount of historical data collected for each agent?

A.
Filtering

B.
Agent Selection

C.
Warehouse Interval

D.
Tivoli Enterprise Monitoring Server Collection Location

Explanation:
http://pic.dhe.ibm.com/infocenter/tivihelp/v30r1/index.jsp?topic=%2Fcom.ibm.itm.doc_6.2.2f
p2%2Fwpatuning.htm