CIE 2020-2022 iGCSE Economics, microeconomy, banks, households, workers, trade unions, TC, ATC

CIE has six parts to its 0455 Syllabus
This is 50 MCQ and answers for part 3 from a selection of CIE past papers including Winter 2018:
“Microeconomic decision makers The microeconomy is an important area of study, and the approach to learning taken here is through the role of the major decision makers: banks, households, workers, trade unions and firms.” or Money and banking, Households, Workers, division of labour/specialization, Trade Unions, Firms, economies and diseconomies of scale, Total cost (TC), average total cost (ATC), fixed cost (FC), variable cost (VC), average fixed cost (AFC), monopoly markets
Attached is the Q and A.
students can write and explain and then present their answers and why they rule out the other options.
maybe one 45min lesson here.