Please help check these questions.

This trace mineral which is found in abundance in broccoli, helps the effectiveness of insulin, improves blood glucose levels in diabetics, and may prevent metabolic syndrome. A) Chromium B) Copper C) Cobalt D) Sulfur This trace mineral found in abundance in Brazil nuts, salmon and tuna, regulates thyroid hormones, is a powerful antioxidant (as part of the enzyme glutathione peroxidase) which protects cells from free radical damage, may reduce death from lung, colon, and prostate cancers, and can slow the growth of tumors A) Manganese B) Zinc C) Selenium D) Chromium Question 10 (Mandatory) (1 point) Saved This trace mineral that is abundant in mushrooms, walnuts, and quinoa, is part of many enzymes, makes melanin pigment, links collagen and elastin proteins in connective tissue, helps in energy production, immunity, and blood clotting, and protects against free radical damage. A) Selenium B) Iron C) Copper D) lodine A teaspoon of cinnamon is a good source of this mineral, which is a cofactor for metalloenzymes in carbohydrate metabolism, and is found in bones, joints, and accessory organs of the digestive system: selenium calcium chromium manganese Question 15 (Mandatory) (1 point) Saved This deficiency during pregnancy can lead to dwarfism and cognitive impairment in the child, known as cretinism, along with abnormal or impaired sexual development. fluoride iodine zinc chromium