Answer:
the answer is is d. they used fire,portable huts and animal furs to stay warm
The first,third and last are the correct answers. Hope this helped :)
Answer:
Victor Hugo Wrote 'Hunchback of Notre-Dame' to Save the Great Cathedral. The author believed that it was the duty of the people of his age to preserve structures like Notre Dame—and so he wrote a 1,000-page novel to convince them to save the cathedral.
Explanation:
A theory is an organized set of principles that Organizes observations and predicts events.
This is further explained below.
<h3>What is a theory?</h3>
Generally, A reasonable style of abstract thinking about reality, or the conclusions reached as a consequence of such reasoning, is known as a theory.
Many times, activities like research and observational study are related to the process of contemplative and logical thought because of their similarities.
In conclusion, A theory is an ordered collection of concepts that helps organize data and make predictions about the future.
Read more about the theory
brainly.com/question/14543764
#SPJ1