In 2010, What Did Controversial Senate Bill 1070 Propose, Causing

In 2010, what did controversial Senate Bill 1070 propose, causing a series of protests and legal battles?

A) After being charged with a crime, Wisconsin courts can order legal immigrants back to their countries of origin.
B) During a lawful stop, detention, or arrest, Arizona police officers may establish the immigration status of anyone they suspect may be here illegally.
C) If suspected of illegal activity, Nevada police may search the home of any immigrant, or child of an immigrant, without a warrant.
D) After being detained by New Mexico police, immigrants are given no rights by the authorities and may be held for weeks without being officially charged.