How did samuel morse's best known innovation contribute to u.s growth and development?

a. it enabled instantaneous long-distance transmission of information.

b.it allowed manufactured goods to be produced at lower costs.

c. it boosted the speed of cross-country mail delivery.

d. it increased national unity by reducing sectional differences.

I would probably say "A," and here's why. Samuel Morse, the inventor of Morse Code, used his language as an easy way to communicate over long distances. Messages were able to be sent with Morse Code through the Electric Telegraph. This method of sending information was extremely fast, and it caught on quickly across the entire country.

the answer is D: Yucatán

hope this helped :D