need answer for a and b.

need elaborate explanation pls

The following Figure 1 shows partial flowchart (algorithm) of number processing with multiple possible output. Analyze the flowchart and trace the process and possible output of the program. Your analysis must include the followings: (a) The possible input and output that can be produced at the end of the program (b) The flow of process and how the value of the variables in the program changes based on the input data (C) Trace and produce output based on input given in (a) (d) Explain and discuss the process in each selection structure based on obtained result Read input choice TRUE choices'A results=0 number1 Read input number TRUE number>result1 resulti=number FALSE FALSE TRUE numberl=0 FALSE Display result 1 TRUE choices' results=0 result2=0 Read input number TRUE FALSE numberino result resulti number TI result2. FALSE Read input number Display invalid input resultleresult 1/result2 Display result Read input cont of TRUE con FALSE Figure 1: Flowchart