Fossils usually provide paleontologists with information about each of the following except an organism's:
a) structure.
b) environment.
c) way of life.
d) dna.
add few words of explanation

The correct option is D.
Paleontology is the study of the history of life on earth based on information and data that are obtained form fossils. Fossils are of different types, they can be remains of animals, plants, fungi, bacteria, etc. Information such as the structure of an organism, the environment in which it existed and its way of life can be obtained from fossils analysis. But fossils can not provide information about DNA because fossils don't possess nucleic acids on which DNA analysis can be based. 

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