The correct answer is: Neither 1 nor 2.
The longitudinal extent of Jharkhand is 83°20′ to 87°57′ East longitude, while the latitudinal extent is 21°58′ to 25°19′ North latitude. Therefore, both statements are correct.
Option A is incorrect because statement 1 is correct.
Option B is incorrect because statement 2 is correct.
Option C is incorrect because both statements are correct.
Option D is incorrect because statement 1 is correct and statement 2 is correct.