In the context of the input sentence, determine the relationship between 'Janet Yellen' and 'Federal Open Market Committee'.
Options: position held, product/material produced, member of, currency

Don't raise now, and the "Yellen Put" is born Investors now bet that Fed chair Janet Yellen and the Federal Open Market Committee will flinch at any sign of volatility in the future and start to push back even further their expectations of a rate increase.
member of