Draw conclusions and make an analysis.
Connecting two pieces of information together shows that you have gone above just reading and understanding, you're now making connections. With this connection you can draw conclusions or make your own analysis on a topic.
The closest answer to that is you'll be able to write more lively sentences. by increasing your vocabulary, you can mix and match different and more beautiful words to help make your writings more colorful. Knowing more words means you have more arsenal for your writing
The correct answer is option C "It can be proven in an encyclopedia". Marches and protests against segregation and discrimination occurred during the 1960s, and there is evidence written in encyclopedias to proved it. Most of these marches and protests came from movements created in that time, including the civil rights movement, the student movement, the anti-Vietnam War movement, the women's movement and the gay rights movement.
