Answer:
a. an overly powerful central government.
Step-by-step explanation:
The bills of rights highlights those rights of the Americans to the government. That is the civil rights and liberties of the citizens.
The main purpose of the bills of rights is to protect the rights of the citizens against the infringements of most especially , the public officials.
In this case, the bills of rights relieved the Antifederalists of their concerns because it does not allow an over powerful central government.
One of the examples of rights highlighted in the bills of right is freedom of speech .
It shoul be understood that the Antifederalists always wanted a weaker national government.