One characteristic unique to Olmec culture is that they produced stone heads of colossal size. These were carved in Basalt and all of them display unique facial feature so that they can be considered portraits of actual rulers. The heads can be nearly 3 meters high and 8 tons in weight, and the stone from which they were carved was in some cases transported 80 km or more using huge balsa river rafts.
They also liked to mix animals to create wonderful creatures such as were-jaguars, a cross between a human and a jaguar, which may have been their supreme deity. It is known they also liked to drink chocolate.
The correct answer is <span>Nobles resisted change.
The country was exporting a lot of grain and this money was not invested into developing new technologies but rather aristocrats took it for themselves. This is when Peter the Great came and introduced the new nobility and started developing the country and modernizing it in order to make new things possible.</span>
Competing conquistadors arrived and fighting broke out which killed half the Spanish in 1519. Then later in 1521 European diseases killed most of the Natives which allowed Cortes to lead a brutal attack and succeed.