Question

John Loudon McAdam developed a method for building

engines
boats
canals
roads

Answer 1

Answer: The answer is Roads

Explanation: I just took the quiz and this was the right answer

Answer 2

The correct answer is "roads." John Loudon McAdam developed a method for building roads. John Loudon McAdam was a Scottish engineer and road-builder. Because of that, he was invented a process of building roads with smooth hard surface that is called "macadamisation." It would be more durable and less muddy.