According to the Article, what happened after Lovie's grandmother posted an image of the child on social media?

Lovie's grandmother took her to the Harriet Tubman Museum & Educational Center to see and touch a mural there.

People visiting the Harriet Tubman Museum & Educational Center began to ask why Tubman's image has not yet appeared on the $20 bill.

Attendance at the Harriet Tubman Museum & Educational Center tripled, and foot traffic at Dorchester County's visitor center increased.

A mural of abolitionist Harriet Tubman was painted in the trompe l'oeil style and displayed at the Harriet Tubman Museum & Educational Center.