direct labor time variance

The standard costs and actual costs for direct labor in the manufacture of 2,500 units of product are as follows: Direct labor 7,500 hours@$11.80 Direct labor 7,400 hours @ $11.40 The direct labor time variance is Standard Costs Actual Costs o a.$1,140 unfavorable o b $1,180 favorable C. $1,140 favorable o d. $1,180 unfavorable