The correct options are
A He was already well known in this region.
C The rough terrain kept potential enemies away
Shivaji Maharaj began the foundation of Swaraj for the Maval region. The region was rough and tough to navigate. Shivaji used this to his advantage to keep potential enemies out and began laying the foundation. He was also well known and respected in the region as it fell under the jagir of his father, Shvajiraje who had built a sense of loyalty and trust among the people.