Which of the following is an example of both a money market and a secondary market transaction?

a.

ARK Invest recently bought more of Tesla's shares in the Nasdaq Stock exchange to increase its holdings of high-tech companies.

b.

The MCL cash fund purchased a commercial paper from Toyota Finance Australia Limited, initially issued by Saputo Dairy.

c.

A mutual fund purchased A2 milk's shares in the initial public offering.

d.

Westpac bank issued a 90-day negotiable certificate of deposit to the Retail Food Group Australia.