Social & Preventive Medicine In total flea index true is – A Average all Xenopsella cheopis per rat B Average number of all fleas of all species per rat C Average number of all fleas in a burrow D Average number of all fleas in all species of rats to per burrow 💡 Explanation In total flea index true is - ✓ Correct Answer: B. Average number of all fleas of all species per rat