The correct answer for the construction of the Panama Canal is option 4, 1914 A.D. The Panama Canal is an artificial waterway located in Panama, which connects the Atlantic Ocean to the Pacific Ocean. It was a significant engineering feat and took several years to complete. Construction of the canal began in 1904 and was completed in 1914. The canal was constructed to provide a shorter and quicker shipping route between the two oceans, which eliminated the need for ships to navigate around the southern tip of South America. The completion of the Panama Canal had a major impact on global trade and transportation, making it easier and more efficient for ships to travel between the Atlantic and Pacific Oceans.