Как отправить видео в качестве attachemnt с помощью почтового сообщения в C#

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Hi ,
I need to send an email in using Mail message in c#, But I need to attach a video to the email and i would like the video to be in the email body. Could some please help with Video attachements? I know how to add attachements to emails in c# but i am unable to do with video attachments and i would the video to appear in the mail body as well.

Could someone please point me to right sources/tools?

Thank you 

Что я уже пробовал:

Я искал в интернете, но пока не нашел ничего удачного

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