Answer:
The information that should be included in the summary is:
Spaniards came to the mountains in the mid-sixteenth century.
Ancient pottery and rock art have been found in the mountains.
The people who lived in the mountains were hunter-gatherers.
Evidence shows that the mountains were inhabited over 10,000 years ago.
Explanation:
A summary should be composed of the most relevant information that will help the reader to understand the main subject of the original text. Repetitive phrases, with little impact and information that are not relevant to understanding the subject such as "Many of the early residents lived in caves," can be omitted so that the text becomes smaller, but objective and more direct.
