Question 2 3 pts On April 1st, 2019, Nguyen Company purchased a 3-year insurance policy for $6,000 in cash. The amount was recorded as insurance expense on that date. What is the required adjustment to the Insurance Expense account at the end of 2019 assuming that the books have not yet been closed? (Enter a positive number to increase the insurance expense (i.e., debit) or a negative number to decrease the insurance expense (i.e., credit)