Which best explains the importance of the internal combustion engine to the transportation industriy?

The internal combustion engine (ICE) revolutionized the transportation industry by powering vehicles, which significantly increased mobility and efficiency. It enabled the mass production of automobiles, making personal and commercial transportation more accessible and affordable. The ICE also facilitated the development of trucks and buses, which transformed logistics and public transit. Overall, its introduction laid the foundation for modern transportation systems and economic growth.