Which processes contribute to the formation of chemical sedimentary rocks?

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organisms decay in a solution.
minerals dissolve and crystalize.
rock fragments squeeze together.
the remains of plants and animals.

humans, along with other animals and plants, have linear chromosomes that are arranged in pairs within the nucleus of the cell. the only human cells that do not contain pairs of chromosomes are reproductive cells, or gametes, which carry just one copy of each chromosome.

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chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation: