Answer:
I need a little bit more to the story to answer this
Explanation:
If we say simple predicate, this only refers to the main verb that is used in the sentence. So based on the given sentence above, the simple predicate is the word "arrived" and this is the main verb which describes the subject which is "nurse". Hope this answers your question.
I can't see at all so can you take a picture
Here is the issue. The answer is on the photo