WHAT THREE LETTER CH RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

Envelope Did you answer this riddle correctly?
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"WHATSAPP"

1st , 2nd , 3rd and 4th letter -> WHAT (A Question)

2nd , 3rd and 4th letter -> HAT (protects our head)
5th , 6th and 7th letter -> SAP or more precisely SAP-LABS ( A German multinational software corporation that makes enterprise software to manage business operations and customer relations)
7th and 8th letter -> PP (same) Did you answer this riddle correctly?
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It's Christmas, Eve! Did you answer this riddle correctly?
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Prince + ss = princess Did you answer this riddle correctly?
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Fowl play. Did you answer this riddle correctly?
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Iced T. Did you answer this riddle correctly?
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Silent night! Did you answer this riddle correctly?
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Star Did you answer this riddle correctly?
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To reduce his carbon footprint Did you answer this riddle correctly?
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A stocking. Did you answer this riddle correctly?
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It doesnt have legs. Did you answer this riddle correctly?
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Bookkeeper Did you answer this riddle correctly?
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Chess. Did you answer this riddle correctly?
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Cheeses Crust. Did you answer this riddle correctly?
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An Envelope Did you answer this riddle correctly?
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