求助一道逻辑题

Phoebezhu1994

16.   Ina political system with only two major parties, the entrance of a third-partycandidate into an election race damages the chances of only one of the twomajor candidates. The third-party candidate always attracts some of the voterswho might otherwise have voted for one of the two majorcandidates, but not voters who support the other candidate. Since a third-party candidacy affectsthe two major candidates unequally, for reasons neither of them has any controlover, the practice is unfair and should not be allowed.

inferred from it?

(B) If, before the emergence of a third party,voters were divided equally between the two major parties, neither of the majorparties is likely to capture much more than one-half of the vote.

Phoebezhu1994

17.        Companies considering new cost-cutting manufacturing processes often compare the projected results of making the investment against the alternative of not making the investment with costs, selling prices, and share of market remaining constant.
Which of the following, assuming that each is a realistic possibility, constitutes the most serious disadvantage for companies of using the method above for evaluating the financial benefit of new manufacturing processes?
(D) Competitors that do invest in a new process might reduce their selling prices and thus take market share away from companies that do not.