Which if these is the foundation for relative dating a.) earth is very cold b.) deeper rock strata are colder c.) radioisotopes decay at a constant rate d.) organisms can be closely related to eachother

for example, no new evidence will demonstrate that the earth does not orbit around the sun (heliocentric theory), or that living things are not made of cells (cell theory), that matter is not composed of atoms, or that the surface of the earth is not divided into solid plates that have moved over geological timescales .