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Arborescent lycopods, horse tails and fe...

Arborescent lycopods, horse tails and ferns dominated land during
(a) Silurian period
(b) Devonian period
(c) Carboniferous period
(d) Triassic period

A

Silurian period

B

Devonian period

C

Carboniferous period

D

Triassic period

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