Answer:
Neuroscience and Psychology. The scientific study of the brain is indispensable to the scientific study of the mind. Although neuroscience and psychology focus on different domains, neuroscience deals with the realm of physical properties, while psychology deals with the more abstract realm of the mental.
D. Decades before men walked on the moon
D. It focuses on the natural world
Although Mrs. Mallard's hear trouble appears to refer only to a physical condition, her true trouble is that, despite the fact that she is married to a good man, she is unhappy because she does not feel free. In this sense, it is symbolic of the unease that this lack of independence brings her. Also, the mention of her heart condiion at the beinning ofthe paragraph anticipates her eventual death. At first, the reader might think that it is the news of her husband's death that will cause Mrs. Mallard's own decease, but what triggers her heart attack is the revelation that the news were false, and that she has lost all the freedom that she had just begun to envision.
The Oxford English Dictionary is best for finding the "Descriptive" meaning. This is the literal meaning, known also as denotative. It can also help you with figurative meanings, but it is not its primary purpose.