7. An automatic traffic counter is set to collect data on the number of cars passing through an intersection between 9 a.m. and 10 a.m. on every Monday, alternate Fridays, and every third Thursday of the month. This data will

A) be considered as a time series B) be considered as an unconventional time series C) not be considered as a time series because all days are not covered

D) not be considered as a time series because of unequal intervals E) either C or D