Which comparison is correct?
a--the spinal cord is like a highway, and the nerves are like the roads that branch off the highway.
b--the spinal cord is like an information center, and the nerves are like the news broadcasts from it.
c--the spinal cord is like the insulation inside a wall, and the nerves are like the outer shell of the wall.
d--the spinal cord is like a power generator, and the nerves are like the power lines connected to it.

It is the third week of the semester. dolly has registered for five courses because she is in a hurry to finish fire protection technology aas program. dolly is in aca 122, pol 120, eng 111, developmental math, and cis 110. she has realized that she cannot be successful in all of the classes at the same time because she also works 30 hours per week and has two small children. she wants to withdraw from one or more of her classes, but she doesn’t know which ones to drop. what college policies and procedures does dolly need to understand to her make this decision? what advice would you give her?