carbon - 14 is an example of an\na isotope.\nb isobar.\nc allele.\nd alloy.

carbon - 14 is an example of an\na isotope.\nb isobar.\nc allele.\nd alloy.

carbon - 14 is an example of an\na isotope.\nb isobar.\nc allele.\nd alloy.

Answer

Brief Explanations:

Isotopes are atoms of the same element with different numbers of neutrons. Carbon - 14 has the same number of protons as normal carbon but more neutrons. Isobars have the same mass number but different atomic numbers. Alleles are related to genetics. Alloys are mixtures of metals or a metal and other elements.

Answer:

A. isotope