Match the followings in relation to staffing approaches adopted by MNCs.

List-I	List-II
a. Ethnocentric Approach	1. Requires host country nationals to be hired to manage subsidiaries whereas parent-country nationals occupy key positions at corporate headquarters.
b. Polycentric Approach	2. Seeks the best people for key jobs regardless of nationality.
c. Geocentric Approach	3. Requires parent-country nationals on all the key positions.