Which factor would most likely cause an increase in the number of frogs?

thrombocytopenia, which is a deficiency in blood platelets, can cause bleeding and bruising in the dermis similar to senile purpura. other possible causes include: exposure to ultraviolet rays and aging skin are common causes of senile purpura. senile purpura may also be a sign of collagen loss in the skin and bones.

frogs. the lower the ph the higher the acid content. frogs have the highest tolerance in this scenario.