John Dalton was a British scientist who made many important contributions to various fields of study. While he is probably best known for his groundbreaking research and contributions to atomic theory.
<span>The reasons that allowed the Ottomans to reach that far into Europe are: The undermining of the Byzantine Empire by the European powers between 1200-1453. Religious strife in Europe, caused by the Reformation, isolating the Catholics and providing European allies to the Ottoman Empire. Superior military tactics. </span>
A should be the correct anwser, so sorry if i’m wrong
The 23rd president of america was Benjamin Harrison