Complex sentence: She was ranked as the fourth best-selling female artist in the United States by the Recording Industry Association of America, with 55 million certified albums sold in the US, and held an Honorary Doctorate in Humanities from Grambling State University, Louisiana.
Split into simpler sentences: She was ranked as the fourth best-selling female artist in the United States by the Recording Industry Association of America, with 55 million certified albums sold in the US. She held an Honorary Doctorate in Humanities from Grambling State University, Louisiana.