Explanation:

- Sri Lanka: Sri Lanka is the correct option. In 2019, Sri Lanka became one of the first South Asian countries to criminalize offenses related to match-fixing in sports. Their legislation was aimed at maintaining the integrity of sports by making match-fixing a criminal offense.

- Pakistan: While Pakistan has faced issues with match-fixing, it has not criminalized it through specific legislation like Sri Lanka.

- South Africa: South Africa has had its controversies and actions against match-fixing, but of the options provided, it isn't specified as having criminalized it in the same manner as Sri Lanka.

- Bangladesh: Bangladesh has been dealing with match-fixing challenges, particularly in cricket, but it hasn’t introduced specific laws to criminalize it as Sri Lanka has.