Someone good at biology ? it's about insulin pumps

Oh this is a relatively easy insulin pump and looks much more high tech than most. The women consumes the carbohydrates which increase the level of blood glucose. The monitoring device measure that glucose and sends the data to the device that graphs it, and then calculates the amount of insulin that needs to be pumped. It sends this measurement to the pump which begins to pump the insulin the body until blood glucose is a normal levels.

Where are the following choices