Automotive firsts: Identify Karl Benz's landmark invention. Full question: What did Karl Benz invent that transformed personal transport in the 1880s? Choose the correct option.

Given data

• Inventor: Karl Benz (Germany).

Reasoning
Benz built the Patent-Motorwagen (1885/1886), widely recognized as the first practical gasoline-powered automobile with integrated chassis and engine design.

Common pitfalls
Diesel engine — Rudolf Diesel; steam locomotive — earlier 19th century; electric trams — developed by others later.

Final Answer
The first practical automobile powered by an internal combustion engine.