Welcome to the Bronco Telephone Services. You have been assigned to figure out how many area codes are possiblel, thus advising the company whether they need more restrictions or not. Bronco Telephone Services would like at least 175 area codes with a few to assign later on. The area code is in the FORM of NYZ
N can have any digit from 2 to 9. Y can have only 1, or 2. Z is 1-9, when Y=1. And Z is 2-9 when Y=2. How many area codes are possible with these parameters? A.) 136 B.) 192 C.) 120 D.) 200