Which of the following would be a population of red ear slider turtles? A. All of the red ear sliders in the United States B. All of the species of turtles and other living organisms found in a single pond. C. All of the red eared slider turtles found in a single pond. D. All of the species of turtles found in the United States

Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?