This list shows the heights in feet of the 30 tallest mountains in the United States. 14,269 14,361 14,470 14,831 16,237 14,270 14,370 14,494 14,950 16,390 14,286 14,410 14,500 15,300 16,500 14,294 14,420 14,530 15,638 17,400 14,309 14,421 14,573 15,885 18,008 14,345 14,433 14,730 15,979 20,320 Jennifer is making a frequency table for the mountain heights. She has created 7 intervals of 1000 feet as shown below. U. S. Mountains Height (ft) Tally Frequency 14,000 - 14,999 15,000 - 15,999 16,000 - 16,999 17,000 - 17,999 18,000 - 18,999 19,000 - 19,999 20,000 - 20,999 What are the frequencies for each interval? a. Frequency. 20, 4, 3, 1, 1, 0, 1. c. Frequency: 20, 3, 4, 1, 0, 1, 1. b. Frequency. 19, 5, 3, 1, 1, 0, 1. d. Frequency: 19, 5, 3, 1, 0, 1, 1. Please select the best answer from the choices provided A B C d