Answer:
D. Uncertainty
Step-by-step explanation:
Uncertainty occurs when an individual is not sure of the feasibility of an event occurring. It involves having doubt and skepticism of an occurence primarily due to unknown information. It has to do with an individual being not sure or certain about anything. In this case, the product manager is uncertain how those listed factors can influence the market share. With more information, there's s huge chance that he becomes sure about the approach to take.