Answer:
The correct answer would be environmental factors.
Step-by-step explanation:
Soil pollution is an environmental factor that can be defined as the availability of toxic pollutants or contaminants or chemicals in soil in high concentrations to cause risk to an ecosystem or to human health.
Toxic pesticides, pollutants or chemicals lead to potentially fatal conditions skin cancer and respiratory system related disorders and can cause disabilities to the newborn during pregnancy. Such chemicals could reach us through crops, fruits, and vegetables grown in polluted soil.
Arsenic exposure during pregnancy was associated with low birth weight and rate. there is also chances that the infants may be affected.
Thus, the correct answer would be environmental factors.