XU Cranks uses a machine that is designed to produce a maximum of $100$ cranks per hour. The firm operates $12$ hours per day, five days per week. Due to regularly scheduled preventive maintenance, the firm has made the decision to run the machine for a maximum of $90\%$ of the available time only. Based on experience with other products, the firm expects to achieve an efficiency level for the cranks of $85\%.$ What is the level of capacity this machine is expected to produce $($in cranks per week$)$ for this company?

Question $7$ options:

$5100$

$5700$

$6000$

$5400$

$5000$

None of the above