Lungs function as part of the system and the system.

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature

Can someone me with 3 and 4 plz. this is for masteries test.

‘which reaction would most likely require the use of an inert electrode?