 Before her presentation to Charles , Isabeau visited Hainaut for about a month , staying with her granduncle Duke Albert I , ruler of some of Bavaria @-@ Straubing and Count of Holland . Albert 's wife , Margaret of Brieg , replaced Isabeau 's Bavarian style of dress , deemed unsuitable as French courtly attire , and taught her etiquette suitable to the French court . She learned quickly , suggestive of an intelligent and quick @-@ witted character . On 13 July 1385 she traveled to Amiens to be presented to Charles . 
