Which sentence uses inverted commas correctly? She said, "We are going to the park"., She said, "We are going to the park.", She said "We are going to the park"., None of these

She said, "We are going to the park".

She said, "We are going to the park."

She said "We are going to the park".

None of these

She said, "We are going to the park."

Inverted commas (quotation marks) should enclose the spoken words, and the full stop should come inside the closing quotation mark.