The correct option is
D Fenugreek seeds
Diabetes mellitus (DM), commonly referred to as diabetes, is a group of metabolic disorders in which there are high blood sugar levels over a prolonged period. Symptoms of high blood sugar include frequent urination, increased thirst, and increased hunger. If left untreated, diabetes can cause many complications. Acute complications can include diabetic ketoacidosis, hyperosmolar hyperglycemic state, or death. Serious long-term complications include cardiovascular disease, stroke, chronic kidney disease, foot ulcers, and damage to the eyes. Prevention and treatment involve maintaining a healthy diet, regular physical exercise, a normal body weight, and avoiding use of tobacco. Diabetics may use fenugreek seeds to control and manage their condition. Fenugreek seeds have folic acid, sodium, zinc, magnesium, copper, thiamine, niacin, carotene, etc that help in controlling diabetes as well as cholesterol levels in the body. Having one teaspoon of ground or powdered fenugreek seed added in water can prove fruitful for diabetics.
So the correct option is 'fenugreek seeds'.