Final answer:
The option that would not be consistent with the idea that a disorder has a genetic component is b) The disorder can spread to individuals sharing similar environments.
Step-by-step explanation:
The option that would not be consistent with the idea that a disorder has a genetic component is b) The disorder can spread to individuals sharing similar environments. A disorder with a genetic component is typically inherited from parents and is not influenced by shared environments. Factors like genes, mutations, and inherited traits play a significant role in the development of genetic disorders.