The Rayalaseema region in southern Andhra Pradesh is characterized by:

Rolling hills and semi-arid terrain
Fertile river valleys
Dense forests
Sandy beaches

The correct answer is: a) Rolling hills and semi-arid terrain.

The Rayalaseema region is a semi-arid region in southern Andhra Pradesh, India. It is characterized by rolling hills, dry forests, and a hot, dry climate. The region is home to a number of important historical and cultural sites, including the temples of Hampi and Tirupati.

The other options are incorrect because:

  • Option b) is not accurate because the Rayalaseema region is not characterized by fertile river valleys.
  • Option c) is not accurate because the Rayalaseema region is not characterized by dense forests.
  • Option d) is not accurate because the Rayalaseema region does not have sandy beaches.