Which of these sentences uses quotation marks and other punctuation correctly?


“Can I get a new cell phone?” wondered Petra, “While I still have three months left on my old contract?”


“Can I get a new cell phone.” wondered Petra, “while I still have three months left on my old contract.”


“Can I get a new cell phone,” wondered Petra, “while I still have three months left on my old contract?”


“Can I get a new cell phone?” Wondered Petra, “while I still have three months left on my old contract?”

"Can I get a new cell phone?" wondered Petra, "while I still have three months left on my old contract?"