Complex sentence: Hanson and Marsden both shared the administrative responsibilities of the company, however Hanson visibly took on additional practical responsibilities, including buying supplies and produce for the shop and preparing the food, which was among many issues that served Hanson infamy during her first political campaign.
Split into simpler sentences: Hanson and Marsden both shared the administrative responsibilities of the company, however Hanson visibly took on additional practical responsibilities, including buying supplies and produce for the shop. This was among many issues that served Hanson infamy during her first political campaign.