"by highlighting the health benefits of riding a bicycle by highlighting why late-model bicycles were easy to ride by showing how popular bicycles had become by the late 1800s by showing what a typical bicycle looked like at the turn of century:"
well they were a gear ratio of 3:1 and it is just there u see a older bike but if u look at one to day there look almost the same altho its older they have not changed much it has to wheels and so on but yeah...
Artifacts can show what items where used in past societies.
Sediment is the correct answer
