It all depends on ypur situation. Apply for WP if you get it and think you want to stay longer then apply for pnp. It can take longer to get pnp than a WP so at least you can be working while you are waiting for pnp. If you don't get the WP then apply for PNP.
A WP takes about 2 months to process. PNP can take 6 months to years depening on your situation.
Keep in mind that WP and PNP are not given to everyone who applies. Things that will determine your eligibility for either or both are.......
What type of job are you going to work at?
Do you have a job offer?
If you have a job offer can the employer prove that he could not find a Canadian tondo it?
Do you have family in the province you want to move to?
What is your education level?
How good is your English?
How old are you?
How much job experience do you have?
Do you have job experience in Canada?
Did you study in Canada?
Do you have a criminal record?