Answer:
Because the wagon caravans were not used to the native amaericans.
Step-by-step explanation:
The wagon carravans arriving in America consisted of a new people fro other lands.
Most of this people were fleeing their lands to go to the newly discovered America in a bid to escape trouble and suffering.
Travelling to America was not that easy, it was a journey of miles. Thase travelling to America could not remain fresh fro depature to arrival.
On their arrival, the obviously would have a repulsive odor, especially to the native Americans who were only used to odor from their group.