Plz help! Will mark Brainliest! Which phrase justifies why the theory of evolution is a theory and not a law?

Describes the relationship between an organism and its environment.

Makes accurate predictions based on only a small amount of empirical evidence.

Explains diversity based on the principle of natural selection.

Cannot be modified with the discovery of new evidence.

Which of the following best describes the purpose of the parathyroid hormone? a. it decreases the blood calcium level and decreases blood phosphorus level. b. it decreases the blood calcium level and increases the blood phosphorus level. c. it increases the blood calcium level and increases blood phosphorus level. d. it increases the blood calcium level and decreases blood phosphorus level.