Market SnapshotSingapore stocks opened lower on Monday. STI fell 0.3%; Japfa rose 16%; Thomson Medical fell 6%; SingPost and Keppel fell nearly 1%.Stocks to Watch$Keppel(BN4.SI)$: The company was granted a license by the US to build a 20,000 km subsea cable system linking Singapore to the US. Keppel on Friday said it is co-developing the Bifrost Cable System with Edge Cable Holdings USA and Telekomunikasi Indonesia International. Keppel chief executive officer Loh Chin Hua said the successful deployment of Bifrost, expected to be ready for commercial service in the second half of this year, is set to “generate attractive returns” for Keppel and its private-fund co-investors. Shares of Keppel closed 1.6 per cent or S$0.11 higher at S$6.81 on Frid