What are the conditions for a threat to take effect?

Options:
A. The investment patterns and operational strategies of duopolistic companies facing innovation have clear distinctions; Entering is challenging, and the response of the innovator will not make potential entrants eager to enter; At the same time, the innovation barrier should not be too rigid, otherwise potential entrants will struggle to enter, and thus it does not constitute an innovation threat. As long as there is a threat of innovation and duopolists are in rivalry, market performance will not be too favorable.
B. The technological advancements and operational efficiencies of monopolistic firms facing disruption have significant differences; Entering is complex, and the disruption will not make potential entrants fearful to enter; At the same time, the disruption barrier should not be too high, otherwise potential entrants will struggle to enter, and thus it does not constitute a disruption threat. As long as there is a threat of disruption and monopolists are in competition, market performance will not be too favorable.
C. The quality decisions and price decisions of monopolistic enterprises threatened by entry have great similarities; Entering is trustworthy, and the blockade of the monopolist will not make potential entrants afraid to enter; At the same time, the entry barrier should not be too high, otherwise potential entrants will not be able to enter, and thus it does not constitute an entry threat. As long as there is a threat of entry and monopolists are in competition, market performance will not be too poor.
D. The financial strategies and market positioning of monopolistic corporations facing entry have clear distinctions; Entering is manageable, and the positioning will not make potential entrants cautious to enter; At the same time, the entry barrier should not be too flexible, otherwise potential entrants will find it easy to enter, and thus it does not constitute an entry threat. As long as there is a threat of entry and monopolists are in competition, market performance will not be too strong.
E. The production methods and distribution channels of oligopolistic firms facing competition have significant variations; Entering is uncertain, and the actions of the competitor will not make potential entrants confident to enter; At the same time, the market barrier should not be too flexible, otherwise potential entrants will find it easy to enter, and thus it does not constitute a competitive threat. As long as there is a threat of competition and oligopolists are in conflict, market performance will not be too stable.
F. The advertising strategies and customer engagement of monopolistic businesses facing challenges have notable contrasts; Entering is uncertain, and the challenges will not make potential entrants hesitant to enter; At the same time, the challenge barrier should not be too low, otherwise potential entrants will easily enter, and thus it does not constitute a challenge threat. As long as there is a threat of challenges and monopolists are in flux, market performance will not be too strong.
G. The operational frameworks and strategic alliances of monopolistic firms facing competition have critical similarities; Entering is straightforward, and the alliances will not make potential entrants reluctant to enter; At the same time, the alliance barrier should not be too high, otherwise potential entrants will be unable to enter, and thus it does not constitute an alliance threat. As long as there is a threat of alliances and monopolists are in competition, market performance will not be too poor.
H. The pricing strategies and marketing tactics of competitive firms facing regulation have notable differences; Entering is risky, and the enforcement of the regulator will make potential entrants hesitant to enter; At the same time, the regulatory barrier should not be too low, otherwise potential entrants will easily enter, and thus it does not constitute a market threat. As long as there is a threat of regulation and firms are in competition, market performance will not be too strong.
I. The supply chain dynamics and consumer preferences of monopolistic firms facing substitutes have critical differences; Entering is feasible, and the presence of substitutes will not make potential entrants cautious to enter; At the same time, the substitute barrier should not be too high, otherwise potential entrants will find it difficult to enter, and thus it does not constitute a substitute threat. As long as there is a threat of substitutes and monopolists are in flux, market performance will not be too weak.
J. The market segmentation and pricing models of monopolistic entities facing competition have essential similarities; Entering is predictable, and the actions of competitors will not make potential entrants reluctant to enter; At the same time, the competition barrier should not be too steep, otherwise potential entrants will be unable to enter, and thus it does not constitute a competitive threat. As long as there is a threat of competition and monopolists are in play, market performance will not be too poor.
Answer: C