Bayre, Whyte & Rarebit $($BW&R$)$ are a legal practice who specialise in Domestic Conveyancing $($arranging mortgages for domestic dwellings$).$ The company have just opened an administration centre in a low wage part of the country in an effort to reduce costs. They examine the call handling process and discover the following:

Out of $100$ calls, $5$ are dropped due to mechanical faults in the phone queue system

Of the remainder, $2$ were discovered to have been made by people looking for a criminal law firm and the calls were discontinued

For the calls left the call centre were not able to answer about $5\%$ of the questions which had to be referred to a Lawyer.

Which one of the following best describes the RTY metric of the call centre?

Select one:

a$.84\%$

b$.12\%$

c$.92\%$

d$.95\%$

e$.88\%$