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olga_2 [115]
3 years ago
6

Changes in the trilobite exoskeleton can be attributed to______

Biology
1 answer:
GalinKa [24]3 years ago
6 0
Changing environments and competition for survival are the answer so D is the correct answer 
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Explanation:

The Electrically initiated Improvised Explosive Device (IED) generally consist of four component with the acronym PIES, the P stands for power sources which supplies electrical charge to the I; initiator contains a small amount of explosives such TNT or PETN which triggers the remaining amount of explosive, E is the explosive itself  which is triggered into explosion by the initiator and finally the S, Swtich, example clock or a cell phone which determine the device explodes

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Answer:

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