Complex sentence: To take account for the economic crisis, designers such as Muriel King emphasized the importance of accessories by designing simple dresses, which also helped the market for jewelry, hats, gloves, and sheaths.
Split into simpler sentences: To take account for the economic crises, designers such as Muriel King emphasized the importance of accessories by designing simple dresses. These simple dresses emphasized the need for accessories, which also helped the market for jewelry, hats, gloves, and sheaths.