
Answer and Explanation:
The Journal entries are shown below:-
1. a. Research and Development Expenses Dr, $197,900
     To Patents $197,900
(To record R and D cost)
b. Patent Dr, $9,895 ($197,900 ÷ 20)
     To Amortization expenses-Patents $9,895
(To record the correct error)
or
Accumulated Amortization-Patent Dr, $9,895
     To Amortization expenses-Patents $9,895
2. Goodwill Dr, $3,000
     To Amortization Expenses $3,000
(Being Goodwill is recorded)