Which of the Following Defines Plant Quantitative Compounds

Multiple Choice

Which of the following defines plant quantitative compounds?

A) Chemicals that plants produce when attacked, that are toxic or poisonous, and have high specificity.
B) Chemicals that plants always produce, reduce digestion when consumed, and accumulate ill effects.
C) Chemicals that plants produce when attacked, that reduce digestion when consumed, and have high specificity.
D) Chemicals that plants always produce, that are toxic or poisonous, and have high specificity.