Insufficient question details provided

Steps:

• The query specifies a date (31 December 2017) and monetary choices but omits the core problem, such as asset value, depreciation, or interest calculation.
• Without context like initial amount, rate, or formula, computation is impossible.
• Review full problem statement for missing elements like purchase date or method.

Why the correct option is correct:

• Not enough information to determine.

Why the others are wrong:

• A: Not enough information.
• B: Not enough information.
• C: Not enough information.

Final answer: Not enough information.