Which of the following are characteristics of all animals?

A.multicellular, haploid cells that divide by mitosis, organisms with organ systems
B.multistage zygote development, vertebrates, reproduce sexually
C.99 percent invertebrates, heterotrophs, multicellular
D.both a and c.

I'm sure about C, but would D work?

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  1. all animals are not haploid.

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