Which of the following statements describes rill erosion?
a. the population increases next to a shoreline.
b. sand along a shoreline is repeatedly picked up by waves.
c. sediment is deposited by a river.
d. running water cuts small channels into a slope.

Choose one animal (cheetas) and research on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.