Breathing in the first sentence is a participle acting as an adjective.
The second sentence is an auxiliary verb. is and breathing make up the verb.
Breathing is ... go no further. Breathing is the subject of the third sentence. It can only be a noun or a pronoun when it is a subject. So here it is a gerund.
Answer: C
Explanation: It sounds like the sunset is having a picnic, even though what it really means, is that we saw a sunset while having a picnic.
1. Why is this text being written?
2. Who is this text being written for?
3. What is the author's purpose?
Please give more background info so we can solve it.
There slaves so they helped the other ones and than the other