They use a formula and that formula is
People/Land Area=Population Density
The answer is B and I need 20 characters so I am typing random words
Answer:
Scientists often use models of Earth to study the movement of earth and it's moon. They figure out what the distance is from the moon to the point between earth and moon where the gravitational pulls of earth and moon are equal.
The probability of producing an offspring with this genotype: EEHh is 1:1
