B below
The hypothalamus is located at the bottom or below the thalamus. The name hypo means below or at the bottom. Hypothalamus is an organ reponsible for maintaining body temperature, regulating bodily hormones and basic drives such as sex, hunger and thirst. The organ is part of the limbic system which has a role on emotions and memory.
Researchers are most likely to use an electroencephalograph to measure their brain wave activity throughout the night. Formulating a hypothesis. Find out what goes on in people's brains during a typical night's sleep, Proposes that there is a relationship between the amount of sleep deprivation and the ability to solve complex mental tasks; the more sleep deprived people are, the more mistakes they are likely to make.
two balls until they are out