You are creating the necessary variables for an application. The data you will store in these
variables has the following characteristics:
Consists of numbers
Includes numbers that have decimal points
Requires more than seven digits of precision
You need to use a data type that will minimize the amount of memory that is used.
Which data type should you use?

A.
Decimal

B.
Single

C.
Byte

D.
Double

Explanation:
The double keyword signifies a simple type that stores 64-bit floating-point values.
Precision: 15-16 digits