<span>B. The Readers' Guide is a basic index, while the other resources are full databases allowing access to actual articles.
The Reader's Guide only dates back to 1983 and only contains works that are considered popular. the total number of works within the reader's guide numbers only slightly higher than 450.</span>
(D) pig fly
It shows the action which is being done upon the subject of the sentence which is the pig.
Tell me about the remote study, what its advantages, and the bad things
Answer:
His natural instinct to explore his environment
Explanation:
B
