Final answer:
The correct answer is option d. Ender initially can't beat the Giant in the Mind Game because the Giant cheats, as the game is rigged to always result in Ender's death. Ender's triumph comes when he chooses an unconventional approach that the game's creators did not anticipate.
Step-by-step explanation:
The question refers to a scenario from "Ender's Game," a science fiction novel by Orson Scott Card. In this context, Ender initially cannot beat the Giant because D) The Giant cheats. The Giant's Drink is a rigged game within the Battle School's Mind Game, implying that every choice leads to Ender's death, making it impossible to win through conventional means.
Ender's inability to beat the Giant is not due to lack of skill, since he has proven to be adept at the other challenges. Nor is it due to fear, as Ender repeatedly confronts the Giant despite the deadly outcomes. Equally, it is not simply a lack of knowledge; though Ender may not know the 'right' answer initially, the game is designed so there isn't one. Ender only progresses when he rejects the standard rules and attacks the Giant directly, a move that the game's creators did not expect any child to take.