The answer is - apes.
According to the evolutionary theory the hominids originate from the apes. The first transitional species appeared in the Eastern African plateaus that created the needed evolutionary pressure for certain species to start using their legs more and to become bipedal, and also to develop their mobility of their thumb that had a new role in the newly created environment. The transitional species (from what is known so far) is the Australopithecus, which later on gave rise to all other hominid species like Homo habilis, Homo erectus, and at the end Homo sapiens...
It helped to provide them with food and was very fertile for farming. It was also very helpful for transportation.
The 44th President of the United States, Barack Obama
hope this helps
It is most likely A.
Criminal cases (such as murders, felonies, etc.) have to have evidence from the state (camera recordings (probably from a store or a street camera), autopsies (probably), etc.).
Think of Law and Order cases.
Civil cases (ex. a person suing another person) have to have evidence from their own possession (ex. if a person is suing another for ruining their fence, they must bring evidence that the sued person actually did it, such as a camera recording they took from their phone). Think of Judge Judy cases.
Although I'm not 100% sure, it is very likely that the answer is A.