Why is antonio margil de jesús important in the history of texas? a)he founded the very first spanish mission in texas. b)he was the first spanish missionary to present the christian faith to the native americas living in texas in the 1700s. c)he founded a prosperous mission in san antonio and had a major influence over the catholic church in texas in the 1700s. d)he was able to convince the governor of mexico to send him to texas as a missionary, becoming the first to introduce christianity to the region.