Answer:
The salivary glands, liver and gall bladder, and the pancreas aid the processes of ingestion, digestion, and absorption. These accessory organs of digestion play key roles in the digestive process. Each of these organs either secretes or stores substances that pass through ducts into the alimentary canal.
Answer:
Because is the systematic observation, evaluation of facts and ideas
Explanation:
In scientific methods you have to find the problem, find solution experiment on it several times so that it will be accurate enough then you draw conclusion that is why scientists experiment several times to verify the solution
Answer:
B probably I think but I'm not sure