How many Hs in the compound below are replaced by Ds when it is shaken in D2O containing trace hydroxide? 
Definitions:
Concealing Information
The act of intentionally hiding or withholding information from others.
Selective Presentation
A strategy where information is carefully chosen and presented to influence perception or outcome.
Resistance Point
The threshold or limit beyond which a person is unwilling to go in a negotiation, representing their minimum acceptable outcome.
Desired Impression
The favorable image an individual or entity aims to project to others, often to influence perceptions or outcomes.
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