The correct options are
A It teaches us about discoveries and inventions in the past which help us shape our present.
C It helps us learn from our past mistakes.
D It helps us learn more about different ancient civilisations.
History helps us learn about different discoveries and inventions in the past. It helps us to know about different periods of the past, and the way the world has changed over time. History tells us about different leaders and their policies, as well as different movements which have impacted and shaped our present world.
However, history is not a discipline based entirely on objectivity and facts. It can offer multiple perspectives and interpretations of events, and stresses on the importance of the narrative.