Which of the following would include Foreign Direct Investment in India?

1. Subsidiaries of companies in India
2. Majority foreign equity holding in Indian companies
3. Companies exclusively financed by foreign companies
4. Portfolio investment

Select the correct answer using the codes given below :

(a) 1, 2, 3 and 4

(b) 2 and 4 only

(c) 1 and 3 only

(d) 1, 2 and 3 only