[单选题]
An X-ray technician s8l)7bw xnv0jvd1 y+k jho)c* take7ko /iwxcwxou6u9( 6 es an average of ten X-rays per day and receives 2.5 mrad per X-rayxxc uwou ko9i7 (6/we6. What is the total dose the technician receives in 250 working days?
A. $2.50 \; rem$
B. $5.00 \; rem$
C. $6.25 \; rem$
D. $7.75 \; rem$