Answer:
c. decimal, encoded
Explanation:
Decimal: in this type of real number constant, it consists of not more than 63 digits and either includes a decimal point or not within the range of binary integers e.g 37.5
Encoded: in this type of real number constant, it is used to put number, letter into a specialized format for efficient transmission or for storage e.g code used for text by most computers is (ASCII).
