The correct answer is b) Pascal Lamy.

Explanation:
Pascal Lamy served as the Director-General of the World Trade Organization (WTO) from 2005 to 2013. He is a French political economist and a former EU Commissioner for Trade. During his tenure as Director-General, he played a significant role in shaping global trade policies and promoting international trade.

Some key points about Pascal Lamy and his role as Director-General of the WTO are:

1. Background: Pascal Lamy was born on April 8, 1947, in Levallois-Perret, France. He studied at the Paris Institute of Political Studies (Sciences Po) and the National School of Administration (ENA).

2. Career: Before joining the WTO, Lamy held various positions in the French government and European institutions. He served as Chief of Staff for the President of the European Commission, Jacques Delors, and later became the EU Commissioner for Trade.

3. Appointment as Director-General: In 2005, Pascal Lamy was appointed as the Director-General of the WTO, succeeding Supachai Panitchpakdi. His appointment was supported by both developed and developing countries, recognizing his experience and expertise in trade matters.

4. Achievements: During his tenure, Lamy focused on advancing the Doha Development Agenda negotiations, which aimed to address the challenges faced by developing countries in the global trading system. Although the negotiations faced several challenges and ultimately did not conclude, Lamy's efforts were recognized.

5. Other initiatives: Lamy also worked towards enhancing transparency and promoting dialogue among WTO members. He emphasized the importance of fair and inclusive trade policies and advocated for the integration of developing countries into the global economy.

6. Post-WTO: After leaving the WTO, Lamy continued to be involved in various international organizations and think tanks. He is known for his expertise in trade and globalization issues and has contributed to discussions on sustainable development and global governance.

In conclusion, Pascal Lamy served as the Director-General of the World Trade Organization from 2005 to 2013. He made significant contributions to international trade and played a vital role in shaping global trade policies during his tenure.