Determine the correctness or otherwise of the following Assertion (A) and Reason (R).
Assertion: UPGMA method produces ultrametric tree.
Reason: Sequence alignment is converted into evolutionary distances in UPGMA method.

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

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

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

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

Answer: Option B