State True or False.
1. Leveson adopts a cognitive engineering approach to software development.
2. Visualization plays a key role in defining and understanding the artifacts produced during development.

A. 1-False, 2-False

B. 1-True, 2-False

C. 1-False, 2-True

D. 1-True, 2-True

Please do not use chat terms. Example: avoid using "grt" instead of "great".