A commuter bus company uses two measures of activity, routes and commuters, in the cost formulas in its budgets and performance reports. The cost formula for bus operating costs is $56,880 per month plus $2,884 per route plus $14 per commuter. The company expected its activity in November to be 89 routes and 256 commuters, but the actual activity was 97 routes and 265 commuters. The actual cost for bus operating costs in November was $305,100. The spending variance for bus operating costs in November would be closest to:A. $35,238 FavorableB. $12,040 FavorableC. $23,198 FavorableD. $35,238 UnfavorableE. $12,040 Unfavorable

"in the electricity industry, low average total costs are obtained only through large-scale production. in other words, the initial cost of setting up all the necessary wiring makes it risky and, most likely, unprofitable for competitors to enter the market. throughout much of the 20th century, many people viewed south africa’s de beers group as a monopoly because it controlled a large percentage of diamond production and sales. patents are granted to inventors of a product or process for a certain number of years. the reason for this is to encourage innovation in the economy. without the existence of patents, it is argued, research and development for improved electronics is unlikely to take place, since there’s nothing preventing another firm from stealing the idea, copying the product, and producing it without incurring the devel opment costs."which of the following best explains the barriers to entry that exist in this scenario? increasing returns to scale legal barriers exclusive ownership of a necessary resource