Answer
(e)
Work Step by Step
Hens may lay infected eggs if they are infected with Salmonella enterica (biovar pullorum). Bacteria such as Salmonella can also get inside the egg before the egg is laid down.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.