Assertion (A): As the number of printing press grew, book production boomed. Reason (R): Johann Gutenberg invented the printing press.
Option:
A. Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
B. Both Assertion (A) and Reason (R) are true but Reason (R) is not the correct explanation of Assertion (A).
C. Assertion (A) is correct and Reason (R) is incorrect.
D. Assertion (A) is incorrect but Reason (R) is correct.