! Required information (The following information applies to the questions displayed below.] Terry was ill for three months and missed work during this period. During his illness, Terry received $6,350 in sick pay from a disability insurance policy. What amounts are included in Terry's gross income under the following independent circumstances? (Leave no answer blank. Enter zero if applicable.) a. Terry has disability insurance provided by his employer as a nontaxable fringe benefit. Terry's employer paid $4,490 in disability premiums for Terry this year. Amount included in Gross Income b. Terry paid $4,490 in premiums for his disability insurance this year. Amount included in Gross Income c. Terry's employer paid the $4,490 in premiums for Terry, but Terry elected to have his employer include the $4,490 as compensation on Terry's W-2. Amount included in Gross Income d. Terry has disability insurance whose cost is shared with his employer. Terry's employer paid $3,600 in disability premiums for Terry this year as a nontaxable fringe benefit, and Terry paid the remaining $890 of premiums from his after-tax salary. (Do not round intermediate calculations. Round your answer to the nearest whole dollar amount.) Amount included in Gross Income