According to the rate-of-living theory of aging, slowing down should increase the life span.

The rate of living theory hypothesizes that the speedier a creature's metabolism, the shorter its life expectancy. The hypothesis was initially made by Max Rubner in 1908 after his perception that bigger creatures outlasted littler ones, and that the bigger creatures had slower metabolisms.

answer; u.s senate;

answer; (b) limited resource to satisfy virtually unlimited wants;