Christopher Columbus sailed West from Spain and discovered the Americas.
Answer:
Advancements in architecture due to better-tools is to which the ability to smelt metal led as innovation in early civilizations around the world
Explanation:
The name of Newt Gingrich's plan to raise moral standards in congress in 1994 is the contract with America.
<h3>Who was Newt Gingrich?</h3>
Newt Gingrich was an American politician and author who served as the 50th speaker of the United States House of representatives.
The contract with America was a legislative agenda advocated for by the Republican party during the 1994 congressional election campaign written by Newt Gingrich and Armey.
Therefore, A is the correct option.
Learn more about Newt Gingrich here:
brainly.com/question/3406294
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