Presented below is information related to Whispering Enterprises. (a) From the information, prepare (as far as the data permit) monthly income statements in columnar form for February, March, and April. The inventory is to be shown in the statement at cost; the gain or loss due to market fluctuations is to be shown separately (using a valuation account). (Enter negothe amounts using elther a negotive s(ion preceding the number es -45 or parentheses es (45))