What is a distinctive feature of the Rhode Island accent in Southeastern New England?

A. A pronunciation of 'car' with a short 'a' sound, like 'kar'
B. A merged pronunciation of the vowels in 'bit' and 'bat'
C. A loss of the 'r' sound after vowels, like in 'car' and 'far'
D. A sharp distinction in the vowels of 'Mary', 'marry', and 'merry'
Answer: 