Consider the following statements in regard to Uttar Pradesh and select the correct answer from the code given below:

Assertion (A): Among the four economic regions, western Uttar Pradesh has the lowest sex ratio.
Reason (R): It has a high level of economic development and urbanisation.

Code:

A) Both A and R are true and R is the correct explanation of A

B) Both A and R are true but R is not the correct explanation of A

C) A is true but R is false

D) A is false but R is true

This MCQ is part of the UP PSC Previous Year Questions (PYQs) series, focusing on UPPSC Prelims 2003 (GS Paper I)