जब सीमांत लागत (MC), औसत परिवर्तनशील लागत (AVC) से कम होती है, तो AVC की प्रवृत्ति क्या होती है?

Match the different classifications of economic costs in LIST-I with their corresponding real-world examples and descriptions in LIST-II. LIST-I (Cost Category) A. Explicit Costs B. Implicit Costs C. Variable Costs D. Indirect Costs LIST-II (Real-world Example) I. Expenses that change in direct proportion to output, such as raw materials. II. Overhead costs not easily traced to one product, like administrative salaries. III. Tangible, out-of-pocket cash payments for wages and rent. IV. Opportunity costs representing foregone alternatives for self-owned assets. Choose the correct answer from the options given below:

A business entity reports a Total Fixed Cost (TFC) of $1,200. At a production level of 10 units, the Total Variable Cost (TVC) is $800. If increasing the output to 11 units results in a Total Cost (TC) of $2,150, what are the values of the Average Total Cost (ATC) at 10 units and the Marginal Cost (MC) of the 11th unit respectively?