Many great American inventors contributed to the scientific adva

Many great American inventors contributed to the scientific advancement and technological innovation in American culture, and among them ______ invented the telegraph.
A、Samuel Morse
B、Thomas Edison
C、Eli Whitey
D、Robert Fulton
【正确答案】：A
【题目解析】：很多伟大的美国发明家对技术革新和科学进步做出巨大贡献，其中塞缪尔•莫尔斯发明了电报。