Answer:
The eight most common types of synthetic organic polymers, which are commonly found in households are:
Low-density polyethylene (LDPE)
High-density polyethylene (HDPE)
Polypropylene (PP)
Polyvinyl chloride (PVC)
Polystyrene (PS)
Nylon, nylon 6, nylon 6,6.
Teflon (Polytetrafluoroethylene)
Thermoplastic polyurethanes (TPU
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Look at the photo for reference if you still need help unless you haven’t gotten it yet.
Each on diverged from the common ancestor and has its own accumulated mutations. If they have six differences each it would be 10,000 years per one mistake giving you a total of 60,000 years ago.
Answer: a hypothesis.
A hypothesis means a theory or a guessed explanation made, based on limited evidence as a starting point for further investigation.