Final answer:
Sleep deprivation in teenagers leads to impaired cognitive function, mood swings, and an increased risk of accidents, with overall detrimental effects on their mental and physical health. Option a is the correct answer.
Step-by-step explanation:
The negative effects of sleep deprivation in teenagers are significant and include a range of psychological and physiological consequences. One of the main effects is impaired cognitive function, which can manifest as decreased mental alertness and deficits in attention, decision-making, and long-term memory recall.
Another effect is mood swings with symptoms akin to depression, such as irritability and distractibility, potentially impacting their social and emotional well-being. Lastly, there is an increased risk of accidents, as lack of sleep can lead to slower reflexes and a state akin to alcohol intoxication, making activities like driving particularly dangerous.
Based on the information provided, the correct option regarding the negative effects from sleep deprivation in teenagers would be (a) Impaired cognitive function, mood swings, and increased risk of accidents.