Dr Ruit’s goal is to eliminate avoidable blindness caused mostly by poverty, infections, cataracts, and accidents

The correct answer is C) cataracts.

Dr. Ruit focuses on addressing avoidable blindness primarily caused by cataracts, which can often be treated with surgery. This condition is especially prevalent in low-income countries where access to eye care is limited. By providing affordable cataract surgery, Dr. Ruit aims to significantly reduce the rates of preventable blindness.