Suppose the price of the sweater is discounted to $9.99. Refer to table 1. According to marginal principles, how many sweaters should Julia purchase at discounted price? Table 1 Marginal Benefit ($) 15 sweater 50 2nd sweater 35 3 sweater 30 4th sweater 23 5th sweater 12 6th sweater 8 O 1 . O 2. O 3. O 4. O 5 . O 6.Suppose the price of a sweater is $35. Refer to table 1. According to marginal principles, how many sweaters should Julia purchase? Table 1 Marginal Benefit ($) 50 15 sweater 35 2nd sweater 30 3 sweater 23 4th sweater 5th sweater 12 8 6th sweater O 1. O 2. O 3. O 4. O 5 . O 6