Final answer:
True. The 2nd most successful empresario settled north of Martin de Leon.
Step-by-step explanation:
The statement in the question is true. The 2nd most successful empresario settled north of Martin de Leon. An empresario is someone who brought settlers to a region in exchange for land grants. Martin de Leon was the most successful empresario in Texas, settling colonists in the area south of San Antonio. The 2nd most successful empresario was Stephen F. Austin, who settled colonists in the region known as the Austin Colony, which is north of Martin de Leon's settlement.