Correct the phrase written in parentheses

Now in a bizarre twist of fate, researchers have discovered that the normally vegetarian sea urchins using a collective instinct, can turn the (dining) tables on the (predatory starfish; groups of urchins) have been documented ganging up on lone starfish in a type of underwater dinner party: working together to slowly consume their living meal.

Select one answer
A
NO CHANGE
B
predatory starfish, groups of urchins
C
predatory starfish groups; of urchins
D
predatory starfish groups of urchins

B) predatory starfish, groups of urchins