Which of the following is considered a connecting link between man and ape?

Where were the fossils of $Pithecanthropus$ found?

$A$ Hominid fossil discovered in Java in $1891$, now extinct, having a cranial capacity of about $900 \, cc$ was:

Which human ancestor succeeded the Neanderthal man about $50,000$ years ago and became extinct about $20,000$ years ago?

What was the most significant trend in the evolution of modern man ($Homo$ $sapiens$) from his ancestors?

Which is not correctly matched among the following options?