When compiling a reference list, you should always

a.

verify what the reference will say

b.

ask permission before listing a reference

c.

them for their

d.

all of the above

The fourth alternative is correct (D).

All descriptions are correct and must be followed to compile a list of references. First, check out what owner will say about it. Second, ask permission and third, if allowed, thank, as a good rule of education. Meeting these requirements you will have no copyright issues.

the theme of universality in town is expressed in ensuring all citizens upon the occurrence of a relevant social circumstance (sickness, unemployment, old age, employment injury, having many children, maternity, disability, loss of the breadwinner, etc.)