What is the output of the given code?

counter = true
while counter !=false
  puts counter
end

A. case B. while C. for D. if

A. while B. until C. for D. do...while

A. Executes code if condition is true B. Executes code if condition is false C. Breaks out of loop if condition is true D. Executes code only once if condition is true

A. To define a class B. To handle multiple conditions with one expression C. To declare a variable D. To perform mathematical calculations