All of the following are true except one.
choose the exception.
a) the great diversification of animals occurred during the cambrian explosion.
b) for most of biological history, life was confined to aquatic habitats.
c) the evolution of multicellularity took place after the origin of the eukaryotes.
d) the first organisms to colonize land were animals.

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.