A sense of beauty comes with the gift of life.Most of pelple don’t have to be instructed the rarity of beauty.( )

Users of heating oil were unaffected by the coal ______. A: decline B: vacancy C: rarity D: shortage

The government is trying to find a solution to the problem of housing ______. A: decline B: rarity C: shortage D: vacancy

A sense of beauty comes with the gift of life. Most people don't have to be instructed about the rarity of beauty.

某项资源要成为核心竞争力，必须具备以下几个特征：价值（Value）；独特性（Rarity） ( ) ；组织化（Organization）。