It is defining.
Defining relative clause does not have a comma, while a non-defining relative clause has.
For example, if the sentence is:
The children, who hate chocolates, are uncommon.
- since there is comma in this sentence, it is non-defining.
- while if there is no comma like the question in the picture, it is defining.
Answer: personification
Step-by-step explanation; personification is a literary technique in which an object is given human characteristics. And, in your example, an object, or thing, (the rain in the air) is given a human characteristic (the act of breathing).
The answer is movement...
They are complete sentences. Both have an independent and dependent clause.