Correct option is A
Intermediate goods method
· Intermediate goods, producer goods or semi-finished products are goods, such as partly finished goods, used as inputs in the production of other goods including final goods.
· A firm may make and then use intermediate goods, or make and then sell, or buy then use them.
· Intermediate goods are those goods which are used in the production of final goods. Some examples of intermediate goods are wheat, soil, crude oil, steel, sugar etc.