It's A. subordinate because it begins with a subordinate conjunction "because" and its adverbial clause since it asks the question "why?"
1. If my memory serves me well, Lincoln's focus in the Gettysburg Address was to <span>describe the importance of the union and freedom. (D) Lincoln's main purpose was to describe what impact had the war on the country. He d</span>enounced the injustices of the nations law.<span>
2. I am definitely sure that the </span>purpose of Martin Luther King, Jr. writing "Letter from Birmingham Jail" was to <span>defend his actions, react to a statement, share his opinions regarding segregation. Letter from Birmingham Jail has many things in common with Lincoln's Gettysburg address.</span>
The main idea of the paragraph is that women should be credited for much more during the prehistoric times that they are at the moment. We only get the picture of them being rather irrelevant at the time which is obviously not true, based on this excerpt. The paragraph is quite feminist, meaning that it is shedding light on actual history and the role of women in such a society which not much is spoken about in contemporary analyses.
They were the ones who invented gardening, as well as pottery and weaving. The reason why they did this was because they often stayed 'at home' taking care of children, so they had time to do other things as well, while men were out hunting and providing for the family in other ways. Thus we have solid proof that women were far more creative and responsible for various things than they are credited for now.