Researchers hypothesize that granitic soil is the ideal construction material for the desert tortoise because it is not so hard that it makes burrowing difficult or so soft that it could cause tunnels to collapse.
(a) so hard that it makes burrowing difficult or so soft that it could cause
(b) hard enough to make burrowing difficult or soft enough as to cause
(c) so hard as to make burrowing difficult or soft enough so it causes
(d) as hard as to make burrowing difficult or as soft as to cause
(e) too hard, making burrowing difficult, nor too soft, so as to cause

According to a traditional legend, who founded the city of rome? a. helen of troy c. aristotle and plato b. romulus and remus d. julius caesar

As you drive in to school, you hear a random radio-show caller arguing that sun exposure really has not been shown to cause skin cancer and that some research suggests that skin cancer is completely genetic and not related to sun exposure at all. at the time, you think that this is a silly argument and that the caller does not know what she is talking about. however, two months later, you are outside without wearing sunscreen, and you find yourself remembering that you had read something about how the sun actually does not cause skin cancer. this process is evidence that has influenced your attitude

Anthropologist ralph linton said, "the last thing a fish would ever notice would be water." what does this imply about culture