Peter and carol are former spouses. Pursuant to a court decree. Peter must pay stephanie $12,500 per year in support payments. Of this amount ,$9000 is child support and $3,500 is spousal support. For the current tax year , peter has only paid $6,250 od his required support . How much of the payment is deductible by peter in determining his taxable income? A. $9.000 B. $3,500 C. $1,500 D. $0