Critical Reasoning (CR) | Re: In one study of a particular plant species, 70 percent of the plants

In one study of a particular plant species, 70 percent of the plants studied were reported as having patterned stems. In a second study, which covered approximately the same geographical area, only 40 percent of the plants of that species were reported as having patterned stems.

(A)The first study was carried out at the time of year when plants of the species are at their most populous.