    Sentence 1: Since March 11 , when the market  ‘s major, indexes wére at their lowest levels.  since: hitting multi-year lows in October , the   _Nasdaq has barreled back aigpercent    “Sentence 2: Since March 11 , when the market  's’ major Indices * were ‘at their lowest levels   ‘since hitting ‘multi-year lowsgm October’, the  tech-ladeni Nasdaq has cligbed ~ 20 per   cent Bate : a .    ¥