<span>whether the particles do not settle for an extended period of time</span>
Answer:B
Explanation:According to the law of superposition, sedimentary and volcanic rock layers are deposited on top of each other. They harden over time to become a solidified (competent) rock column, that may be intruded by igneous rocks and disrupted by tectonic events.
d...................................................
Chloroplasts is the answer
I believe the answer is C. (must be touching the object)
Someone please correct me if I am wrong.