Kate is waiting to see you.
Tom is baking a cake - present tense
Present tense: a tense expressing an action that is currently going on or habitually performed, or a state that currently or generally exists.
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.
