Right choice is (b) none
Best explanation: We can’t store any character in localStorage in chrome 23.0, for chrome 18.0 it is unlimited i.e. can store any number of characters, for chrome 19.77 it is 1021 k, for chrome 22.0 it is 2.49 M, for chrome 24.0, 25.0, 27.0 it is 2.49 M, for chrome 28.0, 30.0, 31.0 and 31.1 it is 4.98 M.