It's D. The verb 'buy' is transitive as it takes a DO.
C. is the correct answer.
C is the only answer choice that refers to the future ("a sign, he said, a sign"). The rest of the answers refer to things happening in the present in the story, with almost no reference to the future of the plot.
Insiso "D" Suppose that a person can only listen and want to participate, but cannot speak, which means discreet and silent. .
Both men and woman must be 16 years old & older to play.
Each competitor much throw a fish that weighs between 8 & and 10 kilograms and throw it as far as he/she can.
The surface of the game is on grass and within a white circle.
You can’t leave the circle while throwing the fish.
A plastic model must be used in the preliminaries.
The final competitors have to throw a real frozen fish.
The best competitors win up to $3000.