Telephone timeline: Choose the decade in which the telephone was invented. Context: Consider Bell's 1876 patent and early demonstrations. Choose the correct decade.
General Knowledge
Inventions
Difficulty: Easy
Choose an option
Answer
Correct Answer: 1870s
Explanation
Given data
- A. G. Bell received a telephone patent in 1876 and demonstrated speech transmission in the same decade.
Reasoning Key invention and first workable devices → 1870s.
Final Answer 1870s.