Question

4 multiple answer 3 points
which of the following technological innovations was associated with the late 19th century: (check all that apply.)
□ personal computer
□ light bulb
□ telegram
□ telephone
□ printing press

Explanation:

• Personal computer: Developed in the 20th century, not late 19th.
• Light bulb: Thomas Edison's practical incandescent bulb was developed in the late 19th century.
• Telegram: The telegraph (and telegram) had widespread use in the 19th century, including late 19th.
• Telephone: Alexander Graham Bell invented the telephone in the late 19th century (1876).
• Printing press: Invented in the 15th century (Gutenberg), not late 19th.

Answer:

B. Light bulb, C. telegram, D. telephone