Welches Wappen gehört zum Bundesland Schleswig-Holstein?

Why this is the correct answer

Figure 3 shows Schleswig-Holstein's coat of arms, featuring two blue lions passant arranged one above the other on a gold background. This lion motif originates from the heraldry of the medieval Duchy of Holstein and has been used by the region for centuries. Blue lions on gold are the defining elements of Schleswig-Holstein's heraldic identity.