Which of the following is an inference? A You believe it rained when you see a mud puddle.
B) You believe that a tree has 43 tree-rings by counting them.
You believe the temperature is 75 degrees F by checking the thermometer.
D You believe the Moon has craters when you look through a telescope.

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