Which of the following was an outcome of Alexander's invasion of India?
1. Development of important geographical accounts of India.
2. The decrement in trade facilities with Greece.
3. Expansion of the Mauryan empire.
Select the correct answer using the codes:
1
1, 2 and 3 only
2
1 and 2 only
3
1 and 3 only
4
More than one of the above.