Generate a correct and concise answer for the question based on the words in the context.

Context : La vie heureuse de Léopold Z (English: The Merry World of Léopold Z) is a 1965 comedy-drama by Gilles Carle that played a key role in efforts to create a popular national cinema in Quebec. 
Question : The main director of La vie heureuse de Léopold Z was who?
Gilles Carle

Context : ISO 3166-2:ZA is the entry for South Africa in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1. 
Question : Who set the standards for ISO 3166-2:ZA?
International Organization for Standardization

Context : Knick Knack is a 1989 American computer-animated short film produced by Pixar and directed by John Lasseter. 
Question : What production company or companies created Knick Knack?

Pixar