Answer: It's number b
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He was 27 years old when he got married
Peter the Great, is generally credited with bringing Russia into the modern age. During his time as czar, from 1682 until his death in 1725, he implemented a variety of reforms that included revamping the Russian calendar and alphabet and reducing the Orthodox Church's autonomy.
Answer:
Headings is important because it identifies most important topics in the sections
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