A. had laid the foundation for describing the structure of DNA, Rosalind Franklin, an accomplished chemist, did not receive the Nobel prize when it was awarded for this achievement
B. had laid the foundation for its description,
the structure of DNA did not result in accomplished chemist Rosalind Franklin receiving the Nobel prize awarded for it - Modifier is modifying Rosalind and should be followed by Rosalind Franklin. Incorrect
C. of the structure of DNA had laid the foundation for
their description, the accomplished chemist Rosalind Franklin was not awarded the Nobel prize for this achievement◦ - wrong pronoun, structure of DNA is singular. Incorrect
D. were the foundation for describing the structure of DNA,
the Nobel prize was not awarded to accomplished chemist Rosalind Franklin for it - same as B, Incorrect
E. were an achievement by Rosalind Franklin, an accomplished chemist,
it did not receive the Nobel prize for laying the foundation for describing the structure of DNA - "it" used to refer to person - Incorrect
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