Given a class for a BasicPlan, write the classes for StandardPlan and PremiumPlan which have class properties of the following:
BasicPlan | StandardPlan | PremiumPlan | --- | --- | --- | --- |✓|✓ |✓|canStream |✓|✓|✓|canDownload |✓|✓|✓|hasSD | |✓|✓|hasHD | | |✓|hasUHD |1|2|4|numOfDevices |$8.99|$12.99 |$15.99|price
BasicPlan.hasSD ➞ true
PremiumPlan.hasSD ➞ true
BasicPlan.hasUHD ➞ false
BasicPlan.price ➞ '$8.99'
PremiumPlan.numOfDevices ➞ 4