1. what is one feature that distinguishes homo sapiens?
(a) complex spoken language
(b) ability to control complex tools
(c) bipedalism

2. why was it difficult for humans to cultivate land prior to the end of the last ice age?
(a) soil was too cold and hard to break up with the stones.
(b) the large population of other humans made settling in one place dangerous.
(c) all the water that was needed for irrigation was frozen.

1. I'd say the answer would be C since bipedalism is what distinguished monkeys from humans (when people really saw a change)

2. either A or C depends on what you are studying

the correct answer is "hematoma formation, with ligaments that are stretched, partially, of fully torn" ankle sprain are produced by an injury to the tough bands of tissue (ligaments) that surround and connect the bones of the leg to the foot. this causes several damage to the ankle including hematoma formation and ligament injury .

is there a year set? the question is incomplete