Kelvin is running an experiment on the growth of fern house plants with artificial light versus real lightWhich option would have the least amount of bias during the random selection process? 1 point) selecting the first 20 fern house plants closest to the door of the plant nursery selecting the largest 20 fern house plants to run the experiment on assigning a number to each plant and using a random number generator to select the sample choosing the 20 most beautiful fem house plants to run the experiment on
