Suppose a city in Texas passed an ordinance that residents are not allowed to park their cars on the street during the overnight hours. If the residents want to repeal this ban they would petition the city council to hold an election to determine whether the law should remain in effect. This is an example of .

A referendum

Explanation:

 A referendum is one of the process in which the voters are given a chance to give accept or reject the specific proposal by the legislative and it is also known as the universal type of vote.

 The main purpose of a referendum is that it basically allow the citizens of the country to either approve or disapprove the given legislative law or various type of new policies which is typically proposed by the constitution.  

 According to the given question, the given example is best illustrating the concept of a referendum as it helps in determine the main effect of the law that the residents are not allow to parking their cars during the time of night hours on the streets.

 Therefore, Referendum is the correct answer.    

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