Recognize which of the following purchases is counted as a part of NI:
a) Tata motors purchases tire from Good year to equip latest Indica.
b) Tata motors purchases tires from Good year to change worn tires on executives' company cars.
c) An individual purchases 50 shares of Microsoft.
d) You purchased a laptop from USA.
e) Indian Statistical Institute gives Scholarship to the learners.
f) Employee contributes to retirement plan.
g) Maruti sells Zen from its inventory.