The authors propuse is?

Answer/Explanation:

An author’s purpose is their reason for or intent in writing, purpose may be to amuse the reader, to persuade the reader, to inform the reader, or to satirize a condition.

Four general purposes in mind:

To understand an author’s purpose look at what is reflected in the way they write about a topic. If the purpose is to amuse, he will use jokes or anecdotes in his writing. Clues to an author’s purpose may be found in titles, prefaces, and the author’s background, also.

they are most likely about to fight in the battle of gaul

b. the colonies must seek protection from other nations.