I believe your answer is D.
To be uncomfortable with something?
Answer:
HERE
Explanation:
to struggle with stumbling or plunging movements (usually followed by about, along, on, through, etc.): He saw the child floundering about in the water. to struggle clumsily or helplessly: He floundered helplessly on the first day of his new job.
"Hey" said Hunter. "Maybe we should keep our surroundings clean." "Why?" Askes Brian. "Because this will be one step closer to stopping pollution and keeping everything clean!"
Nick became involved with Jordan because of his relationship with Daisy and Tom. He broke the relationship off because he was sick of her immaturity and how she lied all of the time. He said she was on of the most dishonest and careless people he has ever known.