Answer D) : from testing the starch by iodine
Answer: Option C
Secretion hormone stimulates the release of pancreatic fluid.
Explanation:
Secretion is a digestive hormone secreted by the duodenum(upper part of small intestine) that stimulates the release pancreas fluid and regulates the water homeostasis thought out the body and around duodenum. Its also regulates pancreas, liver and stomach secretions.
The answer is its habitat.
Empirical evidence is information acquired by observation or experimentation. Scientists record and analyze this data. The process is a central part of the scientific method