Which of the following events did not work out as planned as per the ciaa. the cuban missile crisisb. the bay of pigs invasionc. the berlin crisisd. the cold war

the correct answer of the given question above would be the first option. it is important to know a currency's exchange rate when you are planning for the expenses for an overseas trip. when you are overseas, the money you will be using should be exchanged for the currency depending on where you travel and currency changes from time to time and differs from country to country so it is necessary to know the rate beforehand. hope this answer .

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i honesty don't know, good luck tho dawg