People on the stand, even eye witnesses, often give false testimony in courts. Based on the interview with the Ohio defense attorneys, what strategy is best to convince a jury to disregard false testimony?

Suggest that all stories have some falsehoods and it is impossible to know with certainty which parts are true and which parts are false

Suggest that the person on the stand is trying to be truthful but is actually mistaken somehow

Suggest that the fear people experience when giving testimony makes their stories too unreliable to count as evidence

Suggest that the person on the stand is highly motived to lie to protect themselves