https://preparationpoint.info/solved-past-papers-mcqs/ppsc-past-papers/etea-past-papers-mcqs/i-have-been-in-such-a-picke-since-i-saw-you-last-in-the-above-sentence-the-word-since-is-a/
I have been in such a picke since I saw you last. In the above sentence the word "Since" is a: