Answer: as it should be !!!!
Preposition : on the subject of or in connection with; about.
adjective : causing anxiety, worrying.
The sentence in which the infinitive phrase functions as the subject is the second one - To convert sunlight and energy into food is the end result of photosynthesis.
An interrogative pronoun is a questioning pronoun, used when asking. For instance the five W's - who, what, where, when, why.
In this sentence - How could that be you moron? - the interrogative pronoun is 'How'.
Answer:A universal theme is an idea that applies to anyone regardless of cultural differences, or geographic location. Universal themes are ways to connect ideas across all disciplines. It is a central idea about the human condition. It is a generalization about life or human nature; they deal with basic human concerns.
Explanation: