Which of the following items should alert the analyst to the potential for manipulation when analyzing accounts receivable and the allowance for doubtful accounts? 1. A company lowers its credit standards and also increases the balance in the allowance for uncollectible accounts. ii. Accounts receivable is growing at a large rate and the allowance for uncollectible accounts is decreasing. Iii. An analysis of the supporting schedule required in the Form 10K reveals that the amounts recorded for bad debt expensediffers significantly from the actual amounts written off each year. Itemi 6tsem Item ii \& liem iil