Combine Express Your Answer in Terms of the Smaller Unit $7 \mathrm{~L}-600 \mathrm{ml}$

Multiple Choice

Combine. Express your answer in terms of the smaller unit.
- $7 \mathrm{~L}-600 \mathrm{ml}$

A) $6400 \mathrm{ml}$
B) $69,400 \mathrm{ml}$
C) $100 \mathrm{~L}$
D) $6400 \mathrm{~L}$