The correct answer for this question is B
Answer:
D) All of the above
Explanation:
The Cell Theory, credited to Theodor Schwann and Matthias Jakob Schleiden, was founded in the 1830s and states that the basic unit of life is the cell, cells come from preexisting cells, and all living organisms are composed of one or more cells.
A plant cell has chloroplasts.
An animal cells doesn't.
B, cooling and solidification of magma.