When Groups of Citizens Protest Police Injustice, They Are Implying

When groups of citizens protest police injustice, they are implying that they believe which of the following?

A) Police, which are an extension of the government, do not have trustworthy motives.
B) The government does not support the police.
C) The police are not hiring enough minorities.
D) The police are not given enough power to do be able to do their job properly.