After Sending Project Cost Estimates to a Longtime Client,you Realize

Multiple Choice

After sending project cost estimates to a longtime client,you realize you failed to include information on some discount options.The best thing to do is

A) take no action.
B) blame someone else.
C) contact the primary audience immediately and correct the error.
D) start looking for a new job.
E) send a follow-up message,but explain that you just received the information.