Final answer:
Based on the government report indicating stomach poisoning from Pax's aspirin-free painkiller, a large number of stockholders are likely to B) sell their Pax stock.
Step-by-step explanation:
Based on the information provided in the government report, it is likely that a large number of Pax's stockholders will Sell their Pax stock. The report indicating that the aspirin-free painkiller resulted in 100 cases of stomach poisoning suggests that the product may have negative implications for Pax's reputation and future sales. As a result, stockholders may choose to sell their shares to minimize potential financial losses.