Which of the following areas is/are covered under the Archean rock system?

1. Chhotanagpur Plateau region

2. Aravali hills

Select the correct answer using the code given below:

• The Archean rocks are the oldest rocks and were the first to be formed at the time of cooling and solidification of the upper crust of earth’s surface. These rocks cover a large part of India. They cover:

• The north-east of peninsula, covering Odisha, Madhya Pradesh, Chhattisgarh and the Chhotanagpur Plateau of Jharkhand;

• Whole of Bundelkhand in the north; and

• From north of Vadodara to a long distance along the Aravali.