Many new machines like the cotton engine. It improved men's clothing and provided new weapons. (Industrial Revolution)
That is because the Czar knew that fighting the Austria-Hungary empire and Germany was inevitable and war was brewing. Of course, Russians did not see the end of the war due to the Bolshevik revolution that had them retreat from the war and cease their participation and overthrowing the king.
The correct answer is 3) a polytheistic mythology
Hope this helps
If you’re referring to the order in which they occurred, it’s 2 then 1 then 3 then 4