Answer: more elastic; resources and firms can enter the industry
Step-by-step explanation:
The long-run elasticity of supply in most industries is more elastic than the short-run elasticity because in the long run because resources and firms can enter the industry.
It should be noted that in the long run, supply is more elastic due to the fact that all production factors are tailored in a way that the supply for a particular product will be increased while it's labor that can be increased for short run.