Using the Marseille blueprints, what size rectangular base plate should be selected for a $2\text{'}$x$2\text{'}$ spread footing?$$

Question $7$ options:

$4$x$7$x$1/2$

$5$x$8$x$3/4$

$51/2$x$12$x$1$

$6$x$6$x$1/2$