David pelzer was exposed to what kind of child abuse

Physical abuse

Explanation:

He was finally rescued in 1973, when the evidence of starvation and physical abuse -- he was 12 years old but weighed only 68 pounds -- became so obvious that police and social workers acted. The books are hard to read. Pelzer was subjected to sadistic mistreatment for years. He was beaten, starved, burned, stabbed.

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