What are the role of student in solving social problems

Role of a School in Solving Social problems:

They acquire various problems solving skills and techniques by working together. They can teach students to make healthy food choices and decrease the number of unhealthy food options available to students during their school time.

c- companies fail to take environmental protection into account. i think

giant impact theory - the moon was formed from the collision between earth and another mars-sized body.

colliding planetesimals hypothesis - the moon was formed from the same cloud of material as earth.

capture hypothesis - the moon was locked into orbit by earths gravity as it was passing by it.

accretion hypothesis - the moon was formed from collisions and combining of planetesimals.

i think this is right, if not and you know better let me know.