Identify the type of noun underline in the sentence

the hospital staff meets every tuesday

what is staff

a. concrete noun
b. personal noun
c. collective noun
d. abstract noun

Based on its elements, this text teaches readers how to

Adam posted in a thread about theoretical physics. in his post he refuted general relativity and cited a paper that was recently self-published by one person on her own personal website and had no references to other works in the field.which important question did adam not answer sufficiently when evaluating the cited paper?

"the trouble is," sighed the doctor, grasping her meaning intuitively, "that youth is given up to illusions. it seems to be a provision of nature; a decoy to secure mothers for the race. and nature takes no account of moral consequences, of arbitrary conditions which we create, and which we feel obliged to maintain at any cost." what larger idea is the doctor referring to when he says that nature takes no account of moral consequences? impulses often overrule a person’s sense of good and bad. nature forces women into motherhood. young people are prone to having delusions. morals play no role when we choose who we love.