A mining company sells its product for a cost that includes resource cost, mine reclamation, erosion control, water purification, and acid mine drainage control. This is an example of- marginal cost pricing, external cost pricing, full cost pricing, resource cost pricing, sustainable cost pricing.

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous