Question

leon made a chart to summarize some characteristics of led light bulbs. led light bulbs x y has high energy efficiency is long lasting may overheat can interrupt sleep patterns which headings best complete the chart? x: cost - effectiveness y: time - effectiveness x: time - effectiveness y: cost - effectiveness x: benefits y: risks x: risks y: benefits

Explanation:

High energy - efficiency and long - lasting are positive aspects (benefits) of LED light bulbs. Overheating and interrupting sleep patterns are negative aspects (risks).

Answer:

C. X: Benefits
Y: Risks