Multiple choice Bleeding of gums and loosening of teeth is caused due to the deficiency of Vitamin A Vitamin B Vitamin C Vitamin D Reveal answer Fill a bubble to check yourself C Correct answer Explanation Scurvy, caused by Vitamin C deficiency, leads to weakened collagen production. This affects connective tissues in gums, causing bleeding and loosening of teeth. Vitamins A, B, and D are not directly related to these symptoms.