Take should be took....................
The correct answer should be C. A writer's attitude.
Diction is the way in which the author speaks, not a grammatical or a lexical thing. Diction in speeches is similar to the concept of tone in writing.
A prepositional phrase, as the name itself suggests, has to do with prepositions. So it is a phrase which starts with a preposition, and includes one, or more words after it.
In this case, the prepositional phrase is of dried meat, vegetables, and flour. The phrase acts as an adjective - what kind of supplies? (Those) of dried meat...
