D. The longer sentences in this excerpt provide many descriptive details.
Explanation:
In this excerpt from "The Jungle Book" by Rudyard Kipling (1865 - 1936), many long sentences are used to describe how Mowgli was brought up with wolves in the jungle.
Option A is incorrect as the sentence used in the excerpt are long and not short.
Option B is not correct, because the excerpt states a single event (may be a set of sub-event), which is bringing up of Mowgli in childhood.
Option C is incorrect because the description given is hardly any action. They are just details describing Mowgli's childhood.
Explanation: Swiss is altering the word noun mountains, and while an adjective is a word that alters a noun, a proper adjective is a title or place that is capitalized, like Swiss.
