Cathy Company operates a large dental practice. Cathy completed the following transactions during May: Performed dental services on account Purchased supplies (toothpaste, dental floss, etc.) on account $75,000 5,000 Used supplies 3,000 Purchased a new X-ray machine with cash 100,000 What is the change in working capital (current assets current liabilities) during May? $33,000 decrease $23,000 decrease $28,000 decrease O $77,000 increase O $72,000 increase