What do you mean about 'Elective courses'? Is it the courses the students chose?
If then, say we have the right to learn what we want.
Answer:They are both two sides of the same coin - two individuals who, because of a horrible day in their lives, became insane and decided to take on the world and make it in their image.
Explanation: Batman and Joker are fighting an ideological battle for each other's soul. They are both two sides of the same coin - two individuals who, because of a horrible day in their lives, became insane and decided to take on the world and make it in their image.
Hope it Helps you
The best example would be A video that shows the image of a ghost.
Particularly, if the video is recorded by person whom you consider serious and honest and in a place you already know.
The answer would be A because cordial is being polite.