I like your very nice version of these lovely song and you touch my heart. I feel inspired listening to both of you. You interpreted it very very well. Sounding great and so beautiful Bravo my dear friend. You're absolutely brilliant music artist. Thank you for sharing your incredible talent in singing. All the best to you. I've subscribed to support your lovely channel.
It depends on the rhythm of the melody. This one was a combination of arpeggios and alternating between my thumb and 1st and thumb and 2nd finger. Others I may use a modified 'travis style' picking. After all these years, I mostly go by feel. Hope this helps.