Matthew DeBord/BI The 2019 Mercedes-Benz C 300 4Matic Cabrio is a stylish, somewhat practical drop-top with a peppy, turbocharged, four-cylinder engine. My test car was extremely well-optioned, adding thousands to the price tag and including some Mercedes AMG goodies that enhanced performance. At the end of the day, however, the C 300 Cabrio is best […]