Answer:
It became a cultural Mecca.
A center for attraction for tourist.
Explanation:
St. Petersburg
Founded by Tsar Peter the Great on 27 May 1703. It became capital of the Russian Empire for more than two hundred years (1712–1728, 1732–1918).
Why a new capital? Peter moved the capital to declare a new vision for the country. Prowess of the sea and inland transit of people and goods would come from a port. Moreover, the island could provide fortified security – important in protecting the rule of government.
Cultural Mecca
Saint Petersburg is rightly called the world's cultural capital. The historical centre of the city is protected by UNESCO. The city boasts world-famous museums, theatres, galleries, architectural monuments, cultural and educational institutions
I had that answer on a test. The attached image might help
I believe the best answer is a.
The golden spike?? Maybe i don't really know