Answer:
<em>B. Humane methods of animal experimentation</em>
Explanation:
The regulations and guidelines of United States Department of Agriculture , Animal Welfare Act, Public Health Service (PHS), the Guide, and The Association for Assessment and Accreditation of Laboratory Animal Care International, or AAALAC, as applicable, requires organizations or entities that use animals in science, teaching, training, research or testing to provide instruction and training on humane methods of experimentation and research.
Answer:
The cocktail party effect
Explanation:
The cocktail party effect is observed in the brain's ability to drive out all other noise, and focus one's auditory attention on a particular stimulus
This is sort of selective attention in the brain. It is analogous to when one is in a party and is able to focus on a single conversation amid the noise from the music and people. The brain decides which stimuli is most important to it and then reacts to it.
Answer: A
Explanation: it could be a brochure about how they help us and we help them
