Which of the following best supports the theory of continental drift? A South America and Africa have completely different rock layers. B A hurricane hits the Gulf of Mexico at the beginning of June. C Similar fossils are found on the coasts of South America and Africa. D North America and South America are connected by land.

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explanation:

covalent bonds

consist of pairs of electrons shared by two atoms, and bind the atoms to fixed orientation and requre high energies to break them

ionic bonds

when two atoms differ considerably in their electronegativity, then one of the atoms will lose its electron to the other atom. this results in a positively charged ion(cation) and a negatively charged ion (anion)

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