Deep-brain stimulation has been reported to provide relief from what?

The answer is: Depression

In the practice of deep- brain stimulation, the patient would undergone a neurosurgical procedure where a set of electrical device will be planted in the patient's brain and electrical impulses would be sent to specific areas of the brain.  The impulses could be sent to the area that control patient's emotion and alter/fix the negative emotion that became the root of depression.

option c

explanation:

strive for superiority

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.