Check the following image which includes Android code for a sum calculator. Which of the following choices is correct about this Android code?
The sum result will not appear on the app until adding another print out method.
The sum result of N1 and N2 will appear in result_view TextView widget when the user clicks button_sum button.
The sum result will not work, because N1 and N2 must be changed to Integer first.
You must add input method to this code to enter the value of N1 and N2 numbers.
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