Which of the following statements is true about chroot environments?

Symbolic links to data outside the chroot path are followed, making files and directories accessible

Hard links to files outside the chroot path are not followed, to increase security

The chroot path needs to contain all data required by the programs running in the chroot environment

Programs are not able to set a chroot path by using a function call, they have to use the command chroot

When using the command chroot, the started command is running in its own namespace and cannot communicate with other processes