Answer:
Dependent clause.
Explanation:
A noun clause is a dependent clause that acts like a noun. They can act as subjects, direct/indirect objects. But noun clauses can begin with when, where, how, what, who, why...
It is definitely not that knowledge is derive from sensory experience. Descartes thought that we could establish fundamental truths a priori (without sensory experience) and then deduce from there on to general truths. The answer is the last one.
Answer:
checking that the source is reliable and current.
Explanation:
The credibility of a non-fiction text depends upon it's reliablity and currentness. While choosing a non-fictional text, the aspects that should be kept in mind are the accuracy and reliablity of the text.
Source credibility is an important dimension while selecting a non-fiction text. And the credibility of source depends upon certain aspects such as accuracy, reliablity, currency, coverage, etc.
So, from the given options the correct option is checking reliablity and currency of the source is important aspect while choosing a non-fiction credible text.