Final answer:
The hidden face and silence of the Ghost of Christmas Yet to Come suggest it is mysterious and intimidating, symbolizing the uncertainty and fear associated with the future in Dickens's 'A Christmas Carol'.
Step-by-step explanation:
The Ghost of Christmas Yet to Come's face is hidden under a dark cloak and he does not speak. These things suggest that the presence is mysterious and intimidating. The veiled face and silence are powerful literary tools used to create an atmosphere of uncertainty and fear. This ghost is a symbolic representation of the unknown future and the anxiety that it can evoke. Its portrayal is intended to evoke a sense of dread and to serve as a grim warning to Scrooge, the protagonist of Charles Dickens's 'A Christmas Carol'. The ghost's lack of speech further adds to its mysteriousness, leaving Scrooge and readers to interpret its actions and the visions of the future it presents.