Pls help I need this asap

Explain the consequences of this addiction to the brain tissue

Two technicians are discussing a resistance measurement between the can-h and can-l wires. technician a says this measurement should be done with the ignition switch in the "run" position. technician b states that a measurement of 0 ohms indicates an open in the network. which technician is correct?

Which is the most accurate name for the covalent compound p2o3?