New Delhi, March 15 -- India's retail inflation quickened in February but remained within the central bank's comfort zone, while factory output weakened in January, leaving enough space for the central bank to cut policy rates on 5 April for the second straight time this year. Data issued by the statistics office shows retail inflation accelerated to a four-month high of 2.57% in February from a revised 1.97% a month ago, while factory output slowed to 1.7% in January from 2.5% in the previous month. Though deflation in vegetables, pulses and sugar is waning slowly, pushing up retail inflation, core inflation softened to 5.55% in February from its peak of 6.13% in June last year. Among use-based groups in the Index of Industrial Production ...