It's C because D is explaining why injuries in sports are no different depending on your gender, its due to incorrect for or bad training.
"The chicken sandwiches are more expensive than double cheese burgers." The statement presented shows that it is a FACT one. A fact statement can easily be known by just taking a look at it and try to distinguish those words. If those words are the ones you can find in an opinion statement, then it is an opinion such as "for me," "I think," etc.
Answer: 
= 5 m/s
Explanation: For collisions, use linear momentum, whose formula is: P = m.v and knowing the law of conservation states that momentum of a closed system is constant in time, i.e. initial momentum equals final momentum:
Suppose the referential for velocity is positive to the right:
The negative sign, in this case, indicates cart A is going to the left.
The magnitude of velocity of cart A is 5 m/s
Lines 1-23: Which details describe what Odysseus experiences as he waits by the pit? What mood is evoked by these details? He was scared.
