which of the following are not apart of a control system?

A predetermined or standard performance level

all the above are part of a control system

A comparison between standard and actual performance

A measure of actual performance

During August, 10,000 pounds of raw material were purchased at a cost of $18.50 per pound. The direct material price variance was $1,000 favorable. What was the standard price per pound? O $18.60 $17.40 O $18.40 O $17.60