On December 1, 20X1, Nebula Corporation acquired a trademark for $90,000 cash. The trademark has a useful life of 10 years. Calculate the amortization expense for the year 20X1 using the straight-line method.

Additionally, Nebula Corporation made the following transactions during 20X1:

• December 15: Paid $6,000 for trademark registration fees.

Required:

• Calculate the total amortization expense for the year 20X1.
• Prepare journal entries for the trademark-related transactions.