Q: In this task, you are given a question and a context passage. You have to answer the question based on the given passage.
What are the objects that are holders for the light source?, Context: Lighting fixtures come in a wide variety of styles for various functions. The most important functions are as a holder for the light source, to provide directed light and to avoid visual glare. Some are very plain and functional, while some are pieces of art in themselves. Nearly any material can be used, so long as it can tolerate the excess heat and is in keeping with safety codes.
A:
Lighting fixtures