According to a study by kelly et al. (1999), naval personnel on submarines were asked to function on 18-hour "shifts": 6 hours of work, 6 hours of recreation, and 6 hours of sleep. what happened to their circadian rhythms?

answer; /// i believe the correct answer is flash your high beams at them.or tap your horn;

your answer is rising unemployment and inflation.

recent improvements in technology/telecommunication/internet have increased the pace of globalization.

explanation:

recent improvements in technology have enhanced the pace of globalization. it is not difficult to recognize that technology has created the human race one big issue. there are several aspects to technology but they all serve to meet us the further. i can beat and be friends with a fellow, thousands of miles away. technology has also bridged the knowledge gap and has presented for the ready transfer of ideas and values.

answer; the region experienced a surplus of food;