Final answer:
The correct answer is a) saturated, which means completely soaked with perspiration.
Step-by-step explanation:
The correct answer to the question is a) saturated.
In this context, the word 'saturated' means that the shirt was completely soaked with perspiration. This is evident from the student's statement that they had to change their shirt more than once during the match. The other options, 'fragrant', 'pristine', and 'elusive', do not accurately describe the condition of the shirt.