Which of the Following Is Correct

question 40

Multiple Choice

Which of the following is correct?

• A)In the national income accounts,investment and private saving refer to the same thing.
• B)In a closed economy if national saving is greater than zero,then everyone must be saving.
• C)The financial system channels funds from savers to borrowers.
• D)People whose consumption exceeds their income are savers.

---

Definitions:

Melatonin Treatments

Therapeutic uses of melatonin, a hormone that regulates sleep-wake cycles, often used to treat sleep disorders.

Sleep-wake Cycles

The natural, circadian rhythm that regulates when we are awake and when we sleep, typically repeating every 24 hours.

Light Perception

The ability to see light and differentiate between its intensity and direction, a fundamental aspect of vision.

Circadian Rhythms

Biological processes that occur on a roughly 24-hour cycle, influencing sleep, wakefulness, and various bodily functions.