HELLLLLLLPPPPP. ISSS DUUUEEEE SOOONNNNNNNN I WILL MARK U A BRAINLESTB Serena knows that scientists use physical similarities to classify organisms. She studies the figures of four different organisms.

SHARK , octopus , FISH ,JELLY FISH

Which two organisms should Serena conclude are most closely related?

1 and 2

1 and 3

2 and 3

2 and 4