heavier than Xiaohong's. Lily's fish is shorter than Li Ming's. Lily's fish is smaller than Xiaohong's.
Li Ming's fish is longer than Jack's. Can you find their own(自己的) fish?

Jack LiMing Xiaohong Lily
A.
B.
C.
D. 
5kg 30cm 4kg 50cmJack-ALi Ming-DXiaohon-CLily-B