With its strong background in manufacturing and R&D, R&P licensed the technology from ExxonMobil Chemical in 2014 when ExxonMobil Chemical exited from the TPO market, so as to continue serving the automotive OEMs directly with its STERLENE™ grades.
Take context from the input text and decide on the accurate relationship between 'ExxonMobil' and 'ExxonMobil Chemical' from the options provided.
Options: operator, chairperson, parent organization, subsidiary