36. Bill observed a fern plant and found that there were no seeds on it. He observed that the underside of the fern leaves has brown dots on them. He let this brown parts fall to the soil. After a few days, he observed young fern plants. Which of the following conclusion about the fern plant can he make?
I. The fern is a plant without seeds
II. The fern plant is a non-flowering plant
III. The fern reproduce from cones
IV. The fern reproduces from spores
A. III only B. IV only C. I, II and III D. I, II and IV
