During the Carboniferous period, forests consisting mainly of _____ produced vast quantities of organic matter, which was buried and later became coal.

During the Carboniferous period, forests consisting mainly of _____ produced vast quantities of organic matter, which was buried and later became coal.

08:23

During the Carboniferous period, forests consisting mainly of _____ produced vast quantities of organic matter, which was buried and later became coal.


a) giant mosses
b) gymnosperms
c) ferns and other seedless plants
d) gymnosperms and early angiosperms
e) early angiosperms


Answer: C


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