<Dl> <Dd> <Dl> <Dd> <Ul> <Li> Nutritional deficiencies </Li> <Li> Diabetic mother </Li> <Li> Exposure to radiation </Li> <Li> Infection with German measles </Li> <Li> Smoking </Li> <Li> Use of drugs </Li> </Ul> </Dd> </Dl> </Dd> </Dl> <Dd> <Dl> <Dd> <Ul> <Li> Nutritional deficiencies </Li> <Li> Diabetic mother </Li> <Li> Exposure to radiation </Li> <Li> Infection with German measles </Li> <Li> Smoking </Li> <Li> Use of drugs </Li> </Ul> </Dd> </Dl> </Dd> <Dl> <Dd> <Ul> <Li> Nutritional deficiencies </Li> <Li> Diabetic mother </Li> <Li> Exposure to radiation </Li> <Li> Infection with German measles </Li> <Li> Smoking </Li> <Li> Use of drugs </Li> </Ul> </Dd> </Dl> <Dd> <Ul> <Li> Nutritional deficiencies </Li> <Li> Diabetic mother </Li> <Li> Exposure to radiation </Li> <Li> Infection with German measles </Li> <Li> Smoking </Li> <Li> Use of drugs </Li> </Ul> </Dd>

What are the 4 areas of child development