Cannot send emails

I received the following email. I have followed the instructions, no image appears and I am unable to send emails. Can you please help

Hello katie anderson,

To continue sending messages, please sign in to your Windows Live Hotmail account (Sign In). After you sign in, we'll show you a picture and ask you which letters and numbers you see inside it.

This helps us prevent automated programs from sending junk.

Thank you for your help and patience!

The Hotmail Team

Microsoft respects your privacy. To learn more, please read our online Privacy Statement (Microsoft Online Privacy Notice Highlights).
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Please don't reply to this message, because it is from an unmonitored email address.