What can I do with my A levels

You have a very wide range of options with those subjects - and you have lots of time before you have to make a decision, and aspects of that decision will be based on what you realise you are enjoying at A level, and within each subject.

Start by reading this - 1000s of different job roles - https://www.prospects.ac.uk/job-profiles
NHS jobs - https://www.healthcareers.nhs.uk/explore-roles/explore-roles
Royal Navy job roles - https://www.royalnavy.mod.uk/careers/role-finder
Apprenticeship search - https://www.apprenticeships.gov.uk/apprentices/browse-apprenticeships

Other useful resources include 'How to choose a Uni subject' - https://www.theuniguide.co.uk/advice/choosing-a-course/i-want-to-go-to-uni-but-i-dont-know-what-to-study
Two lists of degree subjects at different Unis - Sussex https://www.sussex.ac.uk/study/undergraduate/ and Newcastle https://www.ncl.ac.uk/undergraduate/degrees/ Look at a wide range of subjects - especially the ones you aren't familar with - the 'entry requirements' will tell you the A level subjects are needed for each, it might surprise you that many courses dont have any essential subjects and just specify the 3 required grades.