An effective way of ensuring built-in resistance to disease in calves is to

An effective way of ensuring built-in resistance to disease in calves is to
  • A.
    vaccinatr calves at weaning
  • B.
    allow calves access to colostrum
  • C.
    ensure regular veterinary check-up
  • D.
    observe proper quarantine
  • E.
    give balance ration
Correct Answer: Option B
Explanation
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