An administrator is reporting Optimistic Locking problems. Trace is required for the administrator to
troubleshoot further. Which runtime trace string(s) should the administrator configure?

A.
com.ibm.websphere.commerce.WC_DB=all

B.
com.ibm.websphere.commerce.WC_CF=all:com.ibm.websphere.commerce.WC_EDP=all

C.
com.ibm.websphere.commerce.WC_EJB=all:com.ibm.websphere.commerce.WC_SERVER=all

D.
com.ibm.websphere.commerce.WC_DATASOURCE=all