Refer to the input text as context and select the correct relationship between 'ExxonMobil' and 'ExxonMobil Chemical' from the available options.
Options: subsidiary, operator, chairperson, parent organization

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.
subsidiary