Lidia’s answer: no need to answer – you are not obligated to incriminate yourself The cop asks if you’ve been drinking?
They cannot force you (New SC decision) but there are issues of implied consent. PBT’s are inadmissible per some cases in PA. – The cop asks you to submit to a portable breath test?
They need a warrant to search your car or some circumstances that fit exception to the warrant requirement. – The cop asks to search your car?
You don’t have to perform them – The cop asks you to perform field sobriety tests?