Andrew is training for a triathlon, a timed race that combines swimming, biking, and running. Consider the following sentence: Andrew has only 20 hours this week that he can devote to training. Each hour he spends swimming is an hour that he can't spend biking or running. Which basic principle of individual choice do these statements best illustrate? a. Juanita can use time most efficiently by spending the same amounts of time on swimming, biking, and running.
b. People face trade-offs
c. People usually exploit opportunities to make themselves better off.
d. Juanita has an incentive to spend more time on swimming than on biking or running.

Garrett is an executive vice president at samm hardware. he researches a proposal by a larger company, maximum hardware, to combine the two companies. by analyzing past performance, conducting focus groups, and interviewing maximum employees, garrett concludes that maximum has poor profit margins, sells shoddy merchandise, and treats customers poorly. what actions should garrett and samm hardware take? a. turn down the acquisition offer and prepare to resist a hostile takeover. b. attempt a friendly merger and use managerial hubris to improve results at maximum. c. welcome the acquisition and use knowledge transfer to impart sam hardware's management practices. d. do nothing; the two companies cannot combine without samm hardware's explicit consent.