`cp` - copy files and directories

cp [-r] [-a] [-p] [-v] source... dest

Options you will use

-r, -R, --recursive: Copy directories recursively.
-a, --archive: Same as -dR --preserve=all: keep mode, ownership and timestamps.
-p: Preserve mode, ownership and timestamps.
-i: Prompt before overwriting.
-v, --verbose: Explain what is being done.
-a, --archive: Copy recursively and keep everything: modes, owners, times, links.
-l, --link: Make hard links instead of copying.
-L, --dereference: Follow symbolic links: copy what they point to.

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