[Indeterminate and radial ...] Which of the following features is not present in Penplaneta americana?

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Which of the following features is not present in Penplaneta americana?

Metamerically segmented body

Schizocoelom as body cavity

Indeterminate and radial cleavage during embryonic development

Exoskeleton composed of N-acetylglucosamine

Explanation:

Periplanata Americana has:
Schizocoelom as body cavity.
Metameric segmentation.
Exoskeleton of chitin which is made up of N-acetyl glucosamine.

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