What is the most likely reason that the steam locomotive was developed soon after the steamboat? the steamboat was useful only for transporting goods, not people. the locomotive used the same technology but could travel more broadly. the steamboat was practical only in england, which is an island. the locomotive used more efficient technology and was less expensive.

Answer;
The locomotive used the same technology but could travel more broadly.

The most likely reason that the steam locomotive was developed soon after the steamboat is that the locomotive used the same technology but could travel more broadly.

Explanation; 
Steam power was among the important and key aspects of Industrial Revolution. Its invention created many changes and additions to the technology then, including steam powered locomotives.
Steam powered locomotives are vehicles that run on rails or tracks and are powered by steam engines. They were used to move freight and other materials, as well as passengers. 

"The locomotive used the same technology but could travel more broadly" is the correct answer. Steam power opened the door for many new advancements in transportation.