A case filed by CBI against accuse A with allegation that he wrote a letter to B. on search of the premises of B CBI shown that the photocopy of said letter was recovered but did not present original of them. the statement recorded under section 161 of B shows that said copy of letter was recovered from his premises while statement of 164 , B inform that said copy was called from his lawyer. trial court frame the charge agaist A under section 120B/468/419/420
pls give me advise and related judgement .