Answer:
The correct answers are:
1. (a) Reveal itself to Dr. Calvin
2. (a) reveal Nestor to Dr. Calvin
Step-by-step explanation:
In the little lost rabbit part, Nestor robot was missing and Susan Calvin and Peter Bogert were called to identify the missing robot out of over sixty three identical models. The missing robot is identical but it's brain is not fully wired with robotic first law. Calvin put all the robots to test to identify the missing robot.