a. What was Wobegon Electric's total labor cost and labor cost per call at the call center prior to benchmarking? b. What was Wobegon Electric's total labor cost and labor cost per call at the call center after benchmarking? Note: Do not round until your final answer. Note: Round the labor cost per call to two decimal places (i.e., round 3.4555 to 3.46). c. If the new results are expected to continue for three years, was engaging in the benchmarking study profitable to Wobegon Electric Company? Benchmarking study resulted in a $