Which of the following is the best definition of DNA

Answer:
A.
Explanation:
Choice B is incorrect. That definition can be applied to both DNA and RNA, as they are both made of a nucleic acid, phosphate, sugar ring, and nucleotide base.
Choice C is incorrect. That would be the message strand made by RNA when they are transcribed.
Choice D is incorrect because it's absurd.
Answer:
A
Explanation:
Its the genetic code, nothing else would make sense