Sophomore. You mean let her study art? Or learn calligraphy? If he is good at calligraphy, then I suggest that you let her find a good teacher to study art at once, because it is not too difficult to learn the basics of calligraphy. Besides, she can study for more than one year. I have met people who have studied fine arts for a month and are admitted to universities.
If you have a good foundation in painting and study calligraphy now, I suggest giving up calligraphy directly, because calligraphy is not tested in the college entrance examination. It is a waste of time to learn calligraphy now. He can learn whatever he wants after graduating from high school.
If it costs money, since learning will definitely cost money,
As for choosing a major, it is an art major! There are still many choices.