Which of the following correctly summarizes the life cycle of fern plant?
-
A.
Spore → prothallus → thallus → sporangium -
B.
Male and female gamentangia → zygospores → sporangium → spores -
C.
Spore → thallus → spermatozoa + ovum → sporangium -
D.
Prothallus → spermatozoid → +egg cell → leafy plant → sporangium → spore