Determine the correctness or otherwise of the following Assertion (A) and the Reason (R).
Assertion: Ab initio gene finding algorithms that predict protein coding genes in eukaryotic genomes are not completely accurate.
Reason: Eukaryotic splice sites are difficult to predict.

A. Both (A) and (R) are false

B. (A) is true but (R) is false

C. Both (A) and (R) are true and (R) is the correct reason for (A)

D. Both (A) and (R) are true but (R) is not the correct reason for (A)

Answer: Option C