Answer
Indus valley civilization is the answer
Answer: was the assassination of Archduke Franz Ferdinand of Austria-Hungary. In June 1914,
Explanation:
By 1838, all of the following Central American countries became sovereign republics except El Salvador. The correct option among all the options that are given in the question is option "b". The country of El Salvador got its independence in the year 1841. The other countries in the question had already got their independence by 1838.
One purpose of the process of judicial review is to.....preserve the intentions of the framers of the constitution