Match the surnames of head of states (former or current) to the countries.

a-i, b-ii, c-iii, d-iv, e-v

a-ii, b-i, c-iv, d-v, e-iii

a-ii, b-iii, c-i, d-v, e-iv

a-iv, b-i, c-ii, d-v, e-iii

a-iv, b-ii, c-iii, d-i, e-v