Children Living in Impoverished Neighborhoods Are at Greater Risk for Chronic

Children living in impoverished neighborhoods are at greater risk for chronic lead exposure. Which statement about this exposure is true?

A) Immunization programs can protect children from lead exposure.
B) Lead ingestion is a major cause of childhood cancer.
C) Lead exposure can lead to lower intelligence, verbal and visual-motor deficits, and physical ailments.
D) Lead causes serious but reversible behavioral issues.
E) Only lead ingested through drinking water is a serious concern.