C) make proteins
Amino acids contain nitrogen and amino acids are used to make proteins.
Oral glucose gel is an over-the-counter medication, consisting of mostly water and dextrose(along with small amounts of other compounds). It is frequently used by people with Diabetes and others with Hypoglycemia to raise their blood sugar.
I'm pretty sure they are reffering to Alzheimers.
Gestalt psychologists were more interested in c.organization of perception which is the answer. They do like how a whole which is organize forms out of the component pieces. Hope this is the right answer and would be of big help.