The following data are for Guava company's retirees health care paln for the current calendar year:
Number of employee covered 5
Years emloyed as of Jan 1 4(each)
Attribution period 20 years
EPBO Jan 1 $60,600
EPBO DEC 31 $63,600
Interest rate 6%
Funding and plan asset None
What is the interest cost to be included in the current year's Postretirement benefit expense? Explain
A. $3,600
B. $720
C. $786
D. $ 4,000