One bad thing tha happened was that the Muslims views on Crusaders and Europeans as a people was drastically worsened. And it's obvious why this happened; they came to their lands and wanted to reclaim them despite not having any real and legitimate claim to these lands.
Answer:
I am pretty sure that its B.
Explanation:
They did it because they feared that without a specifically enumerated bill of rights that the government could become tyrannical in the same manner in which the British were tyrannical. They believed that rights of people and states should be written and stated officially instead of just being implied since implied things are easy to exploit and maneuver according to your needs.