The cold weather and winter
Taking into account the statement above: "According to the reading on the course web pages, the earliest usage of stone tools began around _____ million years ago."
The answer is: 2.6 million years ago.
Hope this helps.
Hope
Much of the Netherlands lies below sea level, which is why the Netherlands is referred to as the "low countries."
I want to say entrepreneurship, but there's also free economy enterprise, so... I'm gonna go with entrepreneurship.