India's current account deficit in Balance of Trade is mainly due to:(a) Increasing imports of oil and petroleum(b) Increasing imports of gold and silver(c) Increasing imports of food grains(d) Increasing imports of iron and steel

• A. (a), (b) and (c)
• B. (a) and (c)
• C. (a) and (b)
• D. (a) and (d)