''An insufficient intake of folic acid—a common B vitamin—in the mother's diet is a key factor in causing spina bifida<span> and other neural tube defects.'' the answer is c </span>
Spina bifida is a type of birth deficiency, a problem related to the way the spine and spinal cord develop. Spina bifida may begin to develop in the fetus before the mother knows she is pregnant. In some cases, structures that must be within the spinal canal come out.
The cause of spina bifida is unknown. In some people, there is a strong genetic factor.Many studies have shown that birth defects are related to the mother's diet, low in folate. In fact, low folate diets are associated with an increased risk of the child developing spina bifida.
