So as to not expose the truth. I’m unsure about the background of the question
The elements of a fiction are:
1. Plot
2. Setting
3. Characteristic
4. The Point of View
5. Symbol
6. Theme
7. Conflict
Hope this helped! :D
The indirect object usually expressed the beneficiary of an action: for whom or for whose sake was the task performed. Here it's "her" - she is getting the flowers. The flowers are the direct object.
I think D; Loyal to his people and their cause.
The singular noun in this sentence would be the word "Sand" because it's talking about the "Hot sand".
He walked across the hot "sand", hot is used to describe the word sand.
Thus your answer.... B. sand.
Hope this helps. :)