[单选题]
How much energy is transported acry06r8rrfcx h8as*f w- oss a v-ax6nhf3 5 y;4zixei cr;jt9$1.00 \; cm^{2}$ area per hour by an EM wave whose electric field has an rms strength of 21.5 V/m?
A. $0.44 \; nJ$
B. $0.44 \; mJ$
C. $0.44 \; mJ$
D. $0.44 \; J$