The answer is pancreas. The pancreas is a gland which is then in the abdomen. It is a flat shape and an accessory organ that neutralize the stomach acid through it's secretions before it then would reach in the intestines.
The accessory organ that has secretions that can neutralize
stomach acid before it reaches the intestines is the pancreas. The pancreas
produces and secretes sodium bicarbonate, which can protect intestines by
neutralizing stomach acid. This may also relieve symptoms of acid reflux
temporarily.
In low light no plants grow. With no plants no animals can eat so less animals remain or stay there. With less animals less animals respire and breathe out CO2.
I think the correct answer from the choices listed above is option C. Cnidarians is the name of lower Invertebrates that have a jelly-like layer between endoderm and ectoderm. Hope this answers the question. Have a nice day.
