No, If you look it up it clearly says Mockumentary. It is fake and making fun of something fictitious.
Texas' natural resources today are mainly mineral, gas and oil. Back in the age of exploration, the technology to use such resources didn't exist, but Texas was still rich in other things, especially fertile land near the rivers basins, edible crops and wild plants and specially animals to hunt, such as the buffalo or deer.
It is A because the rate goes up to suddendly
Crossing a European border required neither paperwork or government approval
The importance of this quote is that it is very motivational: it invited the people to be active participants in the affairs of their country and to work towards the greater good of the country, leaving egocentric demands aside.