Ipcc income tax query

If house prop. is completed in between the period, then expected rent will be taken for whole year or remaining months, And also what  will happen to municipal value???

 

2. And in 80C ded. Girish ahuja is saying that PPF paid for individual, spouse and children will be deductable and Ajay jain Notes is saying It will Be Deducted for individual and only His minor child..  What Is Right..??