Awave is the movement of through a body of water

Does anyone know the answers for questions 1-4? plz me out if you know

Which statement best describes an advantage of indirect democracy over direct democracy? a. it can make decision making more efficient b. it can citizens feel more connected to government c. it can be more responsive to citizens' interests d. it can better reflect the democratic principle of majority rule

At 3476 kilometer the moon's diameter is slightly less than the distance across from what