What is Harry's plan to rescue Hermione from the Ministry of Magic? Harry plans to use Detonators to create a distraction and then sneak into the ...

What is Harry's plan to rescue Hermione from the Ministry of Magic?

Harry plans to use Detonators to create a distraction and then sneak into the courtroom to talk to Mafalda.
Harry plans to use his invisibility cloak to sneak into the courtroom and rescue Hermione.
Harry plans to wait until Umbridge leaves the courtroom and then rescue Hermione.
a) Only statement I is correct.
b) Only statement II is correct.
c) Only statement III is correct.
d) Statements I and II are correct.
e) Statements II and III are correct.