A sponge of Antarctica which is more than a meter tall is____________?

Explanation

Scolymastra joubini is a giant Antarctic sponge reported to grow more than one metre tall. Euplectella is the well-known Venus flower-basket, Spongilla is a freshwater sponge, and Leucosolenia is a small calcareous sponge. The likely trap is b because Euplectella is a famous large sponge, but it is not the Antarctic species named here.