The scenario demonstrates the phenomenon cocktail party effect. This is where a person can focus on a thing with the use of his or her auditory senses even when the person is on another stimuli. To simplify, it is where a person can still focus on the person he or she is talking to despite with the noisy background. This is what Lauren's is demonstrating as she can focus on the passenger even if there are multiple announcements.
The country had feared that population growth was hindering economic development, so in 1979, the Chinese government implemented one crucial policy to control its population: a one child per family policy. It also implemented birth control programs and offered economic incentives to families with fewer children.
Answer:
I think c
I spent a while researching this topic and synthetic materials. d is out because plastic bottles harm the ocean . a all matter must come from somewhere so a is out . b is out because the new material is made by chemical reaction let me know if it is correct I apologize if it is not
