Question

blue light reduces quality sleep and comes from
light bulbs

evening moonlight

morning sunlight

electronic screens

Explanation:

Electronic screens (such as phones, computers, TVs) emit significant amounts of blue light, which suppresses melatonin production and disrupts sleep quality. Standard light bulbs emit minimal blue light, moonlight is low-intensity with little blue light, and morning sunlight's blue light helps regulate circadian rhythms rather than reducing sleep quality.

Answer:

D. electronic screens