An administrator needs to allow a legitimate marketing vendor's emails to bypass Defender for Office 365 anti-phishing checks temporarily. Which is the most targeted approach?
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A
Add the vendor's sending IP to the connection filter allow list
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B
Add the vendor's domain to the Tenant Allow/Block List as an allowed sender
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C
Create a mail flow rule to set the phish confidence level to -1
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D
Disable anti-phishing policies tenant-wide during the campaign