Which of the following options best corrects / completes statement I?

Directions: This passage contains errors and an omission. Choose the correct option to complete the passage.
Statement I: Prime Minister Manmohan Singh have been named among the top 20 most powerful persons in the world by Forbes Magazine.
Statement II: The magazine has placed US President Barack Obama as number one for two year in a row.            
Statement III: Indias richest businessman Reliance Industries chairman Mukesh Ambani also features in the list.
Statement IV: The list comprises 71 mighty heads of state, ________