Please help with this TFE :)

[banjo157]

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Can someone please draw the 3D shape for this TFE? I suspect there is an error in the problem. I don't understand how the vertically-middle block would look. Thanks for your time.

 

[banjo157]

Can someone please draw the 3D shape for this TFE? I suspect there is an error in the problem. I don't understand how the vertically-middle block would look. Thanks for your time.

Correct answer is C