You don't have to.
You can.
Possible.
Maybe.
Your choice.
It is optional.
It was optional.
.......optional.
Doesn't matter.
Don't care.
Can be can't be
Another word for 'option' is 'choice'.
recommended but optional
Optional
optional
For something to be optional, it means the availability of choice/choices, to have alternatives. The opposite of optional is mandatory, compulsory, required.
The word elective is a noun form, a word for an optional course of study. The noun forms for the adjective elective are electiveness and electivity.
The word problem was optional.
optional extra, addition, add-on, supplement, bonus, luxury, trimming, treat, extravagance
The word optional is an adjective, a word that describes a noun (optional equipment).The verb is to option (options, optioning, optioned). Example:The studio will make an offer to option his latest novel.
The word 'optional' is the adjective form for the noun option.
Votive means optional.
recommended but optional
Optional
optional
For something to be optional, it means the availability of choice/choices, to have alternatives. The opposite of optional is mandatory, compulsory, required.
optional unnecessary
the homework we had today was optional because we were really good in school today ......but still everyone did it
It's optional