Carbon atoms are the foundation of many of life's building blocks. Carbon is able to form a wide variety of different compounds because it ?? PLS HELP! I think it's 2
1) can bond with hydrogen, oxygen, nitrogen, or sulfur.
2) can form bonds in up to four different directions.
3) is the central atom in carbon dioxide, a molecule used by all organisms.
4) can participate in ionic, covalent, and hydrogen bonds.