Even Though Households Do Not Actually Purchase Certain Items,the Government

Even though households do not actually purchase certain items,the government estimates and adds to the consumption component what the household would pay for these items in the marketplace.An example of this type of item is

A) a car that an individual builds from parts of old cars
B) food that a farm family grows for themselves
C) a pond that a household member digs by hand
D) police and fire protection
E) a barn that a household builds on their own property