Which of the Following Requirements Must Be Met by a Substance

Which of the following requirements must be met by a substance in order to be considered hereditary material? 1.The material must be able to replicate or be replicated
2) The material must encode information regarding the structure and function of the organism.
3) The material must be able to change over time.

A) 1
B) 2
C) 3
D) 1 and 2 only
E) All of these