Dr. López has probably found
"mirror neurons".
A mirror neuron is a neuron that flames both when a creature acts and when the creature watches a similar activity performed by another. Hence, the neuron "mirrors" the conduct of alternate, as if the onlooker were itself acting. Such neurons have been straight forwardly seen in primate species.
ANSWER: IDENTIFY THE PROBLEM
EXPLANATION:
The first step Gillian should consider in exploration of her general problem-solving approach is the PROBLEM IDENTIFICATION.
However, since she doesn't have much knowledge about bicycle, identifying the source of the problem (i.e. tracing the source/cause of the new sound produced by her bicycle), will provide a template or background for her further problem solving procedures.
Answer:
I believe it is option C.
One object is a block of wood