A Portion of a Circuit Is Shown, with the Values $\downarrow$

Multiple Choice

A portion of a circuit is shown, with the values of the currents given for some branches. What is the direction and value of the current i?

A) $\downarrow$ , 6A
B) $\uparrow$ , 6A
C) $\downarrow$ , 4A
D) $\uparrow$ , 4A
E) $\downarrow$ , 2A