4.a
5.d
those are the only ones i'm 100% sure about.
State plans must be at least as effective as federal OSHA, but some states, such as California, have chosen to adopt stricter standards. In four of these locations (Connecticut, Illinois, New Jersey, New York, and the Virgin Islands), the state plan covers public-sector workers only; private-sector employers are still covered by federal OSHA.
It attacks the white blood cells, disabling them and making them unable to fight off diseases. People with HIV often die from small diseases such as the common cold because all of their white blood cells have been disabled and are unable to protect them.