Explanation:
with police officers they usually are a lot or in duty to make sure that everyone is safe and sound but sometimes you can go to a violent mode which they do not care and if it is for someone safety they will shoot someone. this is very important information because sometimes these people can be very innocent and they shot up very innocent person for no reason. which is why when people/ police officers shoot wrong people there's cause of war / riots. which is why police officers need to be careful on who they shoot and make sure that that is the right suspect or they can get to do a lot of deep trouble for that.
D, the key word there is unsure which is a synonym for undecided. Hope this helps
Cavalry in the American Civil War was a branch of army service in a process of transition for the union. It suffered from emerging technology threats, difficult logistics, and sometimes misguided or inept commanders. Nevertheless, it played important roles in many Civil War campaigns and earned its place alongside the infantry and artillery combat arms.
I hope this helps
