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Which of the following statemetns is/are...

Which of the following statemetns is/are true?
I. Trimerous condition of floral whorl is characteristic of dicotyledons.
II. Adiantum is also called walking fern.
III. In gymnosperms the vascular system consists of xylem without vessels and phloem without companion cells.
IV. Riccia and Marchantia are liverworts.

A

a and b are true, c and d are false

B

a and c are true, b and d are false

C

a and d are true, b and c are false

D

b and d are true a and c are false

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