Analyze the relationship between 'Banana Republic' and 'Art Peck' within the context of the input sentence.
Options: chief executive officer, chairperson, legal form, employer

For his part, Gap CEO Art Peck said on the company's most recent earnings call that the Banana Republic and Gap brands will tap into Old Navy's learnings moving forward, so they too can speed up product delivery and create a consistent fit.
chief executive officer