When did Spanish explorers first arrive in present-day Southwestern United States? Group of answer choices

A. The 1600s

B. The 1800s

C. The 1700s

D. The 1500s

D. 1500s.

Explanation: Spanish explorers began arriving in the Southwest in the 1500s.

in contrast, the biological controls are self-sustaining, inexpensive and very effective once established. biological control could be used on thousands of golf course acres, improving their biodiversity and quality as wildlife habitat. in the process, the golf industry will be shown to be leaders in an environmental stewardship program of benefit not only to the lands they manage but also to the watersheds in which they exist.

utilized the penal colony