Yes, "President Evo Morales of Bolivia" is correct!!
Next Quesiton:

Who are these wonder twins?
  1. Prime Minister Stephen Harper of Canada & Prime Minister Kevin Rudd of Australia
  2. Prime Minister Erdogan of Turkey & President Abdullah Gul of Turkey
  3. Russian President Vladimir Putin & Russian Prime Minister Dmitry Medvedev
  4. President Abdullah Gul of Turkey & King Abdullah of Saudi Arabia: Abdullah wonder twins!
  5. President Viktor Yanukovych of Ukraine & Russian President Medvedev