Change there to their.
This is because "their" is the correct word to use for having possession of something.
Example: It was their house.
This is a tru statement. Stalagmites form on the ground and stalactites form on the upper part or ceiling of the cave.
Answer:People distrusted doctors during the 18th and 19th centuries because anyone could have said that he or she is a doctor even if they had no training since there were no legal documentations that would have been used to prove that they are doctors.
Explanation: