Which list below best reflects the minerals that aid transmission of nerve impulses and provide for optimal muscle contraction?
(a) calcium, sodium, iron, and magnesium
(b) iron, copper, selenium, and magnesium
(c) sodium, calcium, potassium, and chloride
(d) sodium, calcium, potassium, and magnesium

The correct answer is: C) sodium, calcium, potassium, and chloride.

Explanation:

Minerals are of key importance for our bodies to function properly, which is why a balanced diet is always suggested for us to be healthy. The minerals that aid transmission of nerve impulses and provide for optimal muscle contraction are sodium, calcium, potassium, and chloride (coincidentally, all of these essential minerals can be found in milk; other sources include: meats, vegetables, fruits and legumes).

the answer is a) a shiprock was formed by igneous process