A rectangular water tank measures $6$ meters in length, $4$ meters in width, and $3$ meters in height. If the tank is to be filled with water, what is the total weight of water in the tank? Assume the density of water to be

$1000$

$$

kg$/$m

$3$

$1000$kg$/$m

$3$

$.$

A$)36,000$ kg

B$)72,000$ kg

C$)108,000$ kg

D$)144,000$ kg