A 15-member team of National Defence College (NDC) visited the office of AP-Capital Region Development Authority (AP-CRDA) here as part of their tour on national security and strategic studies on Wednesday. It was led by Major General S.C. Mohanty. The NDC delegates, who consisted of officers of the Indian Army, Navy and Air Force, Indian Police Service, Civil Services and para-military officers from Mongolia, South Africa, Nepal and Saudi Arabia, met CRDA Special Commissioner V. Rama Manohara Rao.