Which are the two types of goiter? What are their causes?​

1.Simple goiters, which happen when your thyroid gland doesn't make enough hormones. The thyroid grows larger to make up for this.1.Simple goiters, which happen when your thyroid gland doesn't make enough hormones. The thyroid grows larger to make up for this.2Endemic goiters occur in people in certain parts of the world who do not get enough iodine in their diet (iodine is necessary to make thyroid hormone).1.Simple goiters, which happen when your thyroid gland doesn't make enough hormones. The thyroid grows larger to make up for this.2Endemic goiters occur in people in certain parts of the world who do not get enough iodine in their diet (iodine is necessary to make thyroid hormone).hope helpfull

C. gemstones they are the only non metallic mineral from the list.