Which of these is an inorganic nutrient? A) carbohydrate
B) vitamin D
C) pasta
D) water

b) vitamin D

Explanation:

Inorganic nutrients include nutrients such as iron, selenium, and zinc, while organic nutrients include, among many others, energy-providing compounds and vitamins. A classification used primarily to describe nutrient needs of animals divides nutrients into macronutrients and micronutrients.

gold i'm pretty sure i might be wrong

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]