Ostensive Definitions, Such as Saying "Spoon" While Pointing to a Spoon

Multiple Choice

Ostensive definitions, such as saying "spoon" while pointing to a spoon,

A) are what allow children to enter the language-game of adults.
B) give the word-world connections that supply basic terms with their meaning.
C) are shown to be fundamental in language, contrary to the doctrine of the Tractatus.
D) can be variously interpreted in every case.