The modern United States receives its crowning star when President Dwight D. Eisenhower signs a proclamation admitting Hawaii into the Union as the 50th state. The president also issued an order for an American flag featuring 50 stars arranged in staggered rows: five six-star rows and four five-star rows. The new flag became official July 4, 1960.
Citizens were provoked by plans to cut public spending and raise taxes as austerity measures in exchange for a €110 billion bail-out, aimed at solving the Greek government-debt crisis at the time. So the correct answer is D.