Which statement matches Nova Scotia's current learner licence fee and validity information?

1. The learner's licence is free and expires after 6 months
2. The learner's licence costs $15.03 and expires after 1 year
3. The learner's licence costs $25.10 and is valid for 2 years if issued after April 1, 2015
4. The learner's licence costs $52.54 and is valid until age 21