I tell you right now, henry, that critters the cause of all our trouble

the economic activity signified in that scenario is a. production

in general, market production makes reference to the elaboration of a product or service which is destinated for economic purposes (to be sold) at money-price in a market. such product or service has to be principally tradable for money.

there is no money exchange involved in distribution, generalized reciprocity or balanced reciprocity.

i think the best answer would be d allowing 30 seconds between response would give time for what was already said to sink down in your mind.

your awnser would be b.