Clays Often Have Charged Surfaces

Clays often have charged surfaces.How may this have been important in the formation of organic macromolecules?

A) They are a source of ATP to run chemical reactions
B) They form covalent bonds with organic building blocks
C) They can form templates by binding organic building blocks
D) They are a source of oxygen to break down organic building blocks
E) They are formed from meteorites that carried organic molecules to Earth