South Bay Manufacturing began business on January 1 During its first year of operation, South Bay worked on five industrials and reported the flowing information at year end Job 1 Job 2 Jobs 3 Job 4 Direct materials $1.600 $8.700 $4.00 $3.500 direct labor $12.000 $21.800 $13.000 $12.000 allocated mig overhead $1.700 $6.900 $2.500 $7.500 job completed jun 30 sep 1 oct 15 nov 1 job sold jul 10 sep 12 not sold not sold revenues $37.000 $47.000 N/A N/A south bay's allocation of overhead costs left a debit balance of $1.100 in the manufacturing overhead account, which was adjusted to zero at year-end. what was the amount of gross profit earned during the year? A. $30.200 B. $31.300 C. $8.500 D. $20.600