October $1,2023,$ borrowed $$80,000$ from Royal Bank of Canada $($RBC$)$ for seven months at $8\%.$ Interest will be paid when the loan matures. has a December $31$ year end and as not made any accruals. At December $31,2023$ the adjusting entry that Edward will make is:

a$.$

DR Interest expense $$1,066\mathrm{.}67$; CR Interest payable $$1,066\mathrm{.}67$

b$.$

DR Interest expense $$6,400$; CR Notes payable $$6,400$

c$.$

DR Interest expense $$1,600$; CR Interest payable $$1,600$

d$.$

DR Interest expense $$3,733\mathrm{.}33$; CR Interest payable $$3,733\mathrm{.}33$