Mumbai, April 28 -- The share markets in the country opened on a cautious note on Tuesday, with benchmark indices witnessing marginal declines amid continued foreign institutional investor (FII) selling, elevated crude oil prices, and ongoing geopolitical uncertainty in West Asia.

The Nifty 50 index opened at 24,049.90, declining by 42.80 points or 0.18 per cent, while the BSE Sensex started the session at 77,094.79, down by 208.84 points or 0.27 per cent.

Market experts attributed the subdued sentiment to persistent global factors and shifting investor preferences.

VK Vijayakumar, Chief Investment Strategist at Geojit Investments, highlighted the underlying reasons behind sustained FII outflows from India.

"It is important to underst...