A student encounters a pondweed which, judging from its appearance, seems to be a charophyte. She brings a sample back to her biology lab. Using only a compound light microscope to study the sample, which of the following features should help her to determine whether the sample comes from a charophyte or from some other type of green alga? 1)molecular structure of enzymes inside peroxisomes 2)structure of sperm cells 3)presence of phragmoplasts 4)rings of cellulose-synthesizing complexes
A) 1 and 3 B) 1 and 4 C) 2 and 3 D) 1, 3, and 4 E) 2, 3, and 4