Utilize the input text as a context reference, choose the right relationship between 'National Semiconductor' and 'Texas Instruments' from the options.
Options: owned by, developer, owner of, parent organization

National Semiconductor rose 7.4 percent, or $1.74, to $25.39 and Texas Instruments shares added 3.6 percent, or $1.11, to $32.09, also on the Big Board.
owned by