The of a study establishes the boundary between finding significant support and lacking enough support for a researcher’s claim.
A.
significance error
B.
critical value
C.
statistical power
D.
statistical probability

D. prior knowledge

Acquiring english is a way of learning where you learn english by birth, this includes listening to your parents, brothers and sisters and on the whole learning it from the environment around you while mastering standard english need qualified institutes and teachers who make certain programs and syllabus to you master the standard english. this also can include a long session of academic studies before you can master the standard english.standard english is necessary for literary works, official usage and writing materials for standardized publications or when someone needs to speak publicly. in most cases the employers of a company also demand and like the use of standard english from their employees. 

One is experience and one is not and then criminal is like who rob someone in there house and justice system trouble race because one is experience and one is not that what i think