I need help with letter A-J. thx!

Web Wizard, Incorporated, has provided information technology services for several years. For the first two months of the current year, the company has used the percentage of credit sales method to estimate bad debts. At the end of the first quarter, the company switched to the aging of accounts recelvable method. The company entered into the following partial list of transactions during the first quarter. a. During January, the company provided services for $42,000 on credit. b. On January 31, the company estimated bad debts using 1 percent of credit sales. c. On February 4, the company collected $21,000 of accounts recelvable. d. On February 15, the company wrote off $200 account receivable. e. During February, the company provided services for $32,000 on credit. f. On February 28, the company estimated bad debts using 1 percent of credit sales. g. On March 1, the company loaned $2,800 to an employee, who signed a 6% note, due in 6 months. h. On March 15 , the company collected $200 on the account written off one month earlier. i. On March 31, the company accrued interest earned on the note. j. On March 31, the company adjusted for uncollectible accounts, based on the following aging analysis, which includes the preceding transactions (as well as others not listed). Prior to the adjustment, Allowance for Doubtful Accounts has an unadjusted credit balance of $1,220. Journal entry worksheet Record service revenue of $42,000 sold on account during January. Note: Enter debits before credits. Journal entry worksheet Record the adjusting entry for bad debts as of January 31 using 1 percent of credit sales. Note: Enter debits before credits. Journal entry worksheet Record the collection of $21,000 of outstanding accounts receivables on February 4. Note: Enter debits before credits