The stock market closed higher Wednesday, bouncing back from broad weakness the prior day. The Nasdaq rose 0.8% as technology and biotech stocks led the market. Apple (AAPL) rebounded 3% after a volatile product-introduction session Tuesday. The S&P 500 added 0.4%, while the Dow Jones industrial average climbed 0.3%. Indexes closed near the day’s highs as winners edged past losers on the NYSE and led by 3-to-2 on the Nasdaq.