Which of the following is the closest relative of humans?

The simian shelf is a characteristic feature of apes,which connects the:

There are two opposing views about the origin of modern man. According to one view,$Homo$ $erectus$ in Asia were the ancestors of modern man. $A$ study of $DNA$ variation,however,suggested an African origin of modern man. What kind of observation on $DNA$ variation could suggest this?

Which one of the following is considered the most highly evolved among the given hominids?

Which of the following statements is true?

How many years ago did modern man, $Homo \text{ } sapiens$, arise?