Which is the most appropriate statement?

a. Much confusion results from mixing gross and net risk. Risk before we have put in measures to deal with it, is net, or what we have called inherent risk. Risk that has been contained so far as is practicable is gross, or what we have called residual risk.

b. Much confusion results from mixing gross and net risk. Risk before we have put in measures to deal with it, is gross, or what we have called inherent risk. Risk that has been contained so far as is practicable is net, or what we have called residual risk.

c. Much confusion results from mixing gross and net risk. Risk before we have put in measures to deal with it is gross, or what we have called residual risk. Risk that has been contained so far as is practicable is net, or what we have called inherent risk.

d. Much confusion results from mixing gross and net risk. Risk after we have put in measures to deal with it is gross, or what we have called inherent risk. Risk that has been contained so far as is practicable is net, or what we have called residual risk.