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Read the following sentences carefully a...

Read the following sentences carefully and choose the option having correct statements, a. Units of life called spores were transferred to different planets including earth according to theory of spontaneous generation. br b. Oparin and Haldane proposed that life arises from non-living organic molecules by chemical evolution. br c. Psilophyton can be considered as ancestor of conifers . br d. Coelacanth possibly evolved into the first amphibians.

A

a & b only

B

b & c only

C

b, c and d only

D

a, b, c and d

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