Java

Which of the fok $\sqrt[\phantom{2}]{h}m$ gng is$/$are true about packages in Java?

Every class $1$s port of sone package.

All etssaes tn a file are port of the sare package.

If no pockage is specified, the classes in the file

go into a specfat unnared packago.

If no package is specificd, a new package is created with

folder nsne of ctsss and the class is put in this packsge.

Aick ONE option

Only $1,2$ and $3$

Only $1,2$ and $4$

Only $1$ and $3$