The hypothesis that the fossil in layer d is younger than the fossil in layer c is supported by the a) law of gravity. b) law of relativity. c) law of superposition. d) law of thermodynamics.

yes, because even though a theory has a  lot of evidence to support it, it is not always true

air enters through the nose, moves through the nasal cavity, the pharynx, the larynx, enters the trachea, moves through the bronchi andbronchioles till the alveoli.