What is the recommended way to configure the daemon flags and environment variables for your Docker daemon in a platform independent way?

What is the recommended way to configure the daemon flags and environment variables for your Docker daemon in a platform independent way?
A . Set the configuration options using the ENV variable
B . Set the configuration options in ‘/etc/docker/daemon.json’
C . Set the configuration DOCKER_OPTS in ‘/etc/default/docker’
D . Using ‘docker config’ to set the configuration options.

View Answer

Answer: B