It's been a while! Hangman game backward #11 - guess what the question was:
fill in "c" - Some said I'm black, others said I'm white. Either way you'll find it hard to lose me.
fill in "j" - You sometimes start with knocking, even though you're not in front of my house.
fill in "p" - I can be delicious, and annoying
fill in "w" - You do this before you head out for work in the morning.
Again, your answer can be in the form of:
The question was: _ p p l e
First answer that fully explained each line will be accepted, enjoy!