1. vitamin d deficiency in adults results in: a. oxidative damage. b. cancer. c. osteomalacia. d. hypervitaminosis d. e. rickets.

C. Osteomalacia

Explanation:

Vitamin D is known to be extremely important vitamine for older people.

Osteomalacia in adults develops from  vitamin D deficiency, commonly presenting with severe aching in bone and muscles, marked proximal muscle weakness making standing up and walking difficult and painful and a marked ‘waddling’ gait. This condition is common in older people, especially women .

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