SolarCity Corp. SCTY, +6.94% Chief Executive Lyndon Rive said he was "happy" about the merger between Vivint Solar Inc. VSLR, +44.76% and SunEdison Inc. as he expects a Vivint under SunEdison will step up its solar advocacy efforts.
Utilize the input text as a context reference, choose the right relationship between 'SolarCity' and 'Lyndon Rive' from the options.
Options: business division, publisher, member of, chief executive officer