Which of the following chemical equations is balanced correctly?

A. C6H6+O2-->2CO2+3H2O

B. CS2+3CI2--->CCI4+S2CI2

C.B2O3+2C-->.B4C+CO

D. CI2+NaI-->2NaCI+I2

The correct answer is D. CI2+NaI-->2NaCI+I2.