The noun in this sentence which is uncountable, meaning that it names something that cannot be counted is the noun water.
You cannot count how many waters there are - it is uncountable. The other nouns, students and pitcher are countable, so they cannot be the correct answers, but rather water is.
Answer:
Every employee must obtain their parking permit in the supervisor's office
Answer:
The pathos that Hamlet provokes combined with his courage and nobility is what makes Hamlet the hero of Shakespeare’s Hamlet.
Explanation: