After analyzing its own resources and unique abilities, a company is now trying to determine what group of customers it can satisfy with a good or service. It is in the process of choosing a

target market

Explanation: A target market is simply a group of people whose needs and preferences match the product range of a company and to whom those products are marketed, often times actively. As such, when the resources and unique abilities of a firm has been analysed, and is now in the process of determining what group of customers it can satisfy with a good or service, then it is in the process of choosing a target market.

answer; ///(d); determining who competes most closely   with whom evaluating whether industry driving forces and competitive pressure favor some strategic groups and hurt others, and ascertaining whether the profit potential of different strategic groups varies due to the strengths and weaknesses in each groups respective market positions;