The answer is true. It is like an experience of your lifetime.
There's three definitions.
noun
1.
a straight line or plane that touches a curve or curved surface at a point, but if extended does not cross it at that point.
2.
a completely different line of thought or action.
"he quickly went off on a tangent about wrestling"
adjective
(of a line or plane) touching, but not intersecting, a curve or curved surface.
"this curve is tangent to the average cost curve"
My guess would be have to be B ... since it says that raven gave the men everything they needed and "would ever need" (appealing to the physical needs) yet he could tell... thus he searched the earth until he found the group of women trapped in chiton and brought them to the men(appealing the the emotional needs)