Communication is percent listening and percent talking?

Education is 80% listening and 20% talking.That means, in order to communicate effectively, one needs to spend the minority amount of time speaking and the majority amount of time listening. The key here is to actively listen with both eyes and ears, in other words, you should not only focus on what the person is saying, but also pay attention to his/her body language and facial expressions.

The correct answer is a. when they started making tools that will them in cultivating lands, they could raise crops and that made them attached to one place for a longer period of time. after that, they started domesticating animals and building their own permanent settlements that resemble the ones we have today.