Final answer:
The student is asking about the meaning of a phrase in a sentence and the correct answer is 'Unconditionally'.
Step-by-step explanation:
The subject of this question is English because it is about understanding the meaning of words and phrases in a sentence.
The phrase 'he lets me go to university' indicates a condition, and the student is saying that as long as this condition is met, they are willing to study anything. Therefore, the correct answer is a) Unconditionally, which means without requiring any conditions.
The grade level of this question is High School because it requires understanding of vocabulary and language usage.