The Figure Above Shows Governments in the Circular Flow

The figure above shows governments in the circular flow.
-In the figure above,which of the following is true?
i.Governments coordinate economic activities of households and firms.
ii.Governments buy goods and services in goods markets.
iii.Households pay taxes directly to firms.

A) Only ii
B) Only i
C) Only iii
D) i and ii
E) ii and iii