Answer: (B) Avoid sending large attachments
Step-by-step explanation:
According to the question, sending 10 photos or picture in email address book simultaneously then it violating the guideline as they want to avoid sending the large attachment.
Avoiding the large attachment in the email causes make a portion of your beneficiaries surpass their shares. On the off chance that a record is bigger than a few megabytes, you should pack it into a littler document utilizing a program like Secure ZIP before appending it.
Therefore, Option (B) is correct.