in the following image, the _____________ is the gravitational lens and the ___________ is the lensed object. 
Definitions:
Limbic Brain
A complex system of nerves and networks in the brain, involving several areas near the edge of the cortex concerned with instinct and mood. It regulates basic emotions (such as fear and pleasure) and drives (such as those for food and sex).
Sleep Deprivation
The condition of not having enough sleep, which can negatively affect cognitive functions, emotional state, and physical health.
Traffic Accident Rates
The frequency or statistical occurrence of traffic accidents in a specified area over a particular period of time.
Daylight Savings Time
An annual adjustment of clocks during the warmer months to extend evening daylight, typically by moving clocks forward by one hour.
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