Which one is the most suitable for arranging the left-handed accompaniment series for the melody fragment of the song Snail and the Oriole?

It is most appropriate to arrange left-handed accompaniment I, IV, I, I and V for the melody fragment of the song Snail and Oriole. According to relevant public information, Snails and Orioles is a narrative folk song popular in Taiwan Province Province. The lyrics are about an interesting scene in which a snail climbs up with a heavy shell when the vine is just sprouting, while an oriole laughs at it. This song praises the snail's persistent enterprising spirit.