Your current system is deemed to be $89\%$ reliable. A major threat has been identified with an i m p a c t o f G H S $3,110,000.$ T w o c o n t r o l p r o c e d u r e s e x i s t t o d e a l w i t h t h e t h r e a t $.$ I m p l e m e n t a t i o n of control A would cost GHS $150,000$ and reduce the likelihood to $5\%.$ Implementation of control B would cost GHS$145,000$ and reduce the likelihood to $4\mathrm{.}5\%.$ Implementation of both controls would cost GHS$225,000$ and reduce the likelihood to $2\mathrm{.}5\%.$Required:Given the data, and based solely on an economic analysis of costs and benefits, what should you do$?$ Show workings