Stem of Psilophyton an example of psilogsida is differentiated into an underground rhizome and an aerial part both of which are _________ branched

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Stem of Psilophyton an example of psilogsida is differentiated into an underground rhizome and an aerial part both of which are _________ branched

A. Isotomous
B. Dichotomously
C. Trichotomously
D. Multichotomously