Yes. eSIMAdvice currently lists 9 AlpineSIM Angola plans.
The lowest displayed AlpineSIM Angola plan is Angola · 500 MB · 1 day · 4G, at $7.05.
Angola · 10 GB · 1 day · 4G is the current best-value match by displayed price per GB: $7.19/GB ($71.85 in total).
Yes. Eligible displayed prices already include the active AFFINCO coupon where the provider rule applies.