1.
kasi yung detective nag asked kaya pinakita nila ang kanilang kamay and found out who lied to him. This is the clue to find murderer.
Jane was the murderer because, the detective didn't see any paint on her hands as she said she was painting.
One more Jennifer can be murderer too because her hands were not wet as she said she was swimming.
MERON AKONG LIBRO NITO KAYA ANSWER NA AKO HEHE