You are an Independent Software Vendor (ISV) developer, and you are reviewing the code in a solution.
During the code review, you see the following:
using (var sr = new System.IO.StreamReader(_inputFilename))
{
var textFromFile = sr.ReadToEnd();
this.processFileDate(textFromFile);
}
Which two statements about the sr and textFromFile variables are true? Each correct answer presents a complete solution.
A . The variables storing .Net Framework objects have to be declared using the var keyword.
B . The var keyword indicates the variables can store values of any type.
C . The variables are valid within the block of code in which they were declared.
D . The var keyword infers the type of the variables from their initialization expression.
Answer: CD