In the mid$-1800$s$,$ both Boston and New York innovated policing in America by $\_\_\_\_\_\_.$

Question $1$ options:

a$)$

changing from a borh system to a frankpledge system

b$)$

uniting multiple divisions into organized agencies

c$)$

campaigning for the adoption of the Metropolitan Police Act

d$)$

starting nightly patrols under separate leadership from day patrols