Pear Ridge apartments allows renters to end their lease early by paying a surcharge. The surcharge is based on the number of months remaining on their lease, up to half of the original lease term. The surcharge, E(m), can be modeled by the function below, where t is the number of months in the lease term and m is the number of months remaining on the lease.
E(m) = 850m(0.95)ᵗ⁻ᵐ
What is the domain of the function E(m)?
A. [m,t]
B. [0,t]
C. [0,m]
D. [0, t/2 ]