'Her skeleton will lie in the Chamber forever'
This was referring to Ginny Weasley who Tom Riddle had forced to come into the Chamber. He was planning to take over her soul while she died this would mean he himself could come back to life.
The answer is "Moste Potente Potions'.
Ginny Weasley, who was being possessed by a horcrux of Lord Voldemort.
No. She can't speak Parseltongue, the snake language needed to open the chamber. Ginny Weasley opened it. Ginny could speak Parseltongue because Voldemort was possessing her through the Diary and speaking Parseltongue in her mind.
Ginny is his best-friend's sister and an eleven year old girl, he wasn't going to let her die.
No, but she was possessed by Tom Riddle in the second Harry Potter book.
When Ginny Weasley is taken into the Chamber of Secrets.
Ginny Weasley.
yes,
Ginny Weasley.
To save Ginny Weasley.
To rescue Ginny Weasley.
Ginny Weasley was forced to enter the Chamber where she would have died had Harry not saved her.
Ginny Weasley.
Bonnie Wright.
Fawkes transports them to Dumbledore.
The answer is "Moste Potente Potions'.
Ginny took herself into the Chamber of Secrets, as instructed by Lord Voldemort who was possessing her at the time.