An important attribute of an effective speaker is the ability to Group of answer choices explain and simplify complex topics conduct multiple conversations with workers make others feel too inferior to speak openly inject humor on the job site with practical jokes

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.