Go to the historical hurricane trackerLinks to an external site. and determine how many hurricanes (category 1 and above) have hit Massachusetts since 1851 (174 years). Make sure you select hurricanes only and reduce the search area down to 0 km around Massachusetts. ________ hurricanes have hit Massachusetts in this time period, making the recurrence interval around ________ years.

a. 76, 2
b. 15, 12
c. 30, 12
d. 30, 6