With reference to the difference between the culture of Rig Vedic Aryans and Indus Valley people, which of the following statements is/are correct?1. Rig Vedic Aryans used the cost of mail and helmet in warfare whereas the people of Indus Valley Civilization did not leave any evidence of using them.2. Rig Vedic Aryans knew gold, silver, and copper whereas Indus Valley people knew only copper and iron.3. Rig Vedic Aryans had domesticated the horse whereas there is no evidence of Indus Valley people having been aware of this animal.Select the correct answer using the code given below:

With reference to the difference between the culture of Rig Vedic Arya

1.	With reference to the difference between the culture of Rig Vedic Aryans and Indus Valley people, which of the following statements is/are correct?1. Rig Vedic Aryans used the cost of mail and helmet in warfare whereas the people of Indus Valley Civilization did not leave any evidence of using them.2. Rig Vedic Aryans knew gold, silver, and copper whereas Indus Valley people knew only copper and iron.3. Rig Vedic Aryans had domesticated the horse whereas there is no evidence of Indus Valley people having been aware of this animal.Select the correct answer using the code given below:
A.	1 only
B.	2 and 3 only
C.	1 and 3 only
D.	1, 2 and 3
Answer» D. 1, 2 and 3