Read the following experiment and then answer the questions…
Read the following experiment and then answer the questions pertaining to it. An investigation was set up to determine the effectiveness of a particular fertilizer on the growth of bean plants. In the investigation, each of the 10 bean plants in group A was watered with 50 milliliters of a solution of distilled water and fertilizer, while each of the 10 bean plants in group B was watered with 50 milliliters of distilled water only. Both groups of plants were watered every other day for 1 month and were grown under identical environmental conditions including the amount of sunlight. After 1 month, the height of each plant was measured. Which group of plants would be considered the control group for this experiment?