You are developing a new theme which inherits from the Magento_Luma theme.
How is this accomplished?
A. Add Magento/luma to theme.xml
B. Run the CLI command bin/magento dev:theme:inherit Magento_Luma
C. Specify the parent theme in Magento admin > Design > Configuration
D. Add Magento/luma to etc/view.xml
Answer: A
You need to add a parent theme name in theme.xml
https://devdocs.magento.com/guides/v2.4/frontend-dev-guide/themes/theme-inherit.html#set-a-parent-theme
Correct Answer A