Correct the punctuation in the sentence to make it grammatically correct. Output the full corrected sentence.
She yelled "Stop"
She yelled, "Stop!"
Complete the following task based on the instruction and optional input provided.### Instruction:
Correct the punctuation in the sentence to make it grammatically correct. Output the full corrected sentence.

### Input:
She yelled "Stop"

### Output:
She yelled, "Stop!"