Answer:
Explanation:
When it refers to "hereditary material" it basically refers to organisms. So those two words help the reader understand the meaning of organisms.
The answer is letter D.
Foreshadowing is a form used in literature that authors use to forewarn readers of future events. This may occur through a form of reminiscent event where the character seems to be having a recollection of the past but is currently in the present realm. Literary writers often use this as a dramatic form of writing to engage their audience with their materials.
A trigger makes something react.