why CAn’’t thE liBrAry issuE liBrAry CArDs to EvEryonE who AppliEs A、BECAusE it tAkEs too long to proCEss All thE AppliCAtions. B、BECAusE it is A liBrAry For spECiAl purposE. C.BECAusE its rEsourCEs ArE limitE D、 D、BECAusE thErE is A shortAgE oF stAFF.