selection vs conclusion

selection and conclusion both are nouns.

Word	Noun	Adjective	Verb	Adverb
selection	Yes	No	No	No
conclusion	Yes	No	No	No

As nouns, conclusion is a hyponym of selection; that is, conclusion is a word with a more specific, narrower meaning than selection:

selection (noun)	conclusion (noun)
the act of choosing or selecting	the act of ending something
the person or thing chosen or selected	the act of making up your mind about something
a passage selected from a larger work	a position or opinion or judgment reached after consideration
an assortment of things from which a choice can be made	an intuitive assumption
a natural process resulting in the evolution of organisms best adapted to the environment	the last section of a communication
	the proposition arrived at by logical reasoning (such as the proposition that must follow from the major and minor premises of a syllogism)
	a final settlement
	event whose occurrence ends something
	the temporal end; the concluding time