Which hook is best to use in an introduction for an argumentative essay on the benefits of Columbian exchange

The layers of earth are based on what two sets of characteristics?

Afathom is a unit of length, usually reserved for measuring the depth of water. a fathom is approximately 6 ft in length. take the distance from earth to the moon to be 230,000 miles, and use the given approximation to find the distance in fathoms.

Put these ecosystems in order of least biodiversity to most biodiversity 1. mediterranean forest 2. indonesian rain forest 3. arctic ocean