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The correct chronological order of the events mentioned is captured in Option 1 - 2-1-4-3.
Event 2: Formation of Haryana State. This event occurred first, in 1966 when the state of Haryana was carved out from the existing state of Punjab.
Event 1: Fourth general elections in India. This took place next, in 1967.
Event 4: Meghalaya and Tripura become full States. This event occurred afterwards, in 1972 when these areas, earlier considered `Part C` states after independence, were made into full states.
Event 3: Mysore named as Karnataka State. This happened last, in the year 1973. Until then the state was known as the State of Mysore and was renamed Karnataka through the Mysore State (Alteration of Name) Act.
So, the progression of these events in chronological order is: The formation of Haryana state, followed by India`s Fourth General Election, Meghalaya and Tripura becoming full states, and finally the renaming of Mysore to Karnataka.