Agovernment may be able to reduce the international value of its currency by:
a. selling foreign currencies in the foreign exchange market.
b. selling its currency in the foreign exchange market.
c. increasing its domestic interest rates.
d. buying its currency in the foreign exchange market.

Generally speaking, a government may be able to reduce the international value of its currency by "b. selling its currency in the foreign exchange market," since this "floods" the market with the currency in question, thus making it less desirable for investors. 

Answer : Option B) A patient receiving an X-ray in a hospital.Explanation :

The best example of using electromagnetic rays in everyday life is -

A patient receiving an X-ray in a hospital. Here, the patient is using X-ray as the electromagnetic ray in his everyday life. Where this x-rays passes through the skin and flesh and reached to the bones. It is majorly used to detect any problems in the bones or any deformities of the bones.