Question $16(5$ points$)$

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Jeff Bezos' original business plan involved taking orders for books and having the items shipped directly from the publisher to the customer. He modified the plan to include other products such as toys and decided to buy the toys from the producers and ship them from his own warehouse. This modification of the original plan is called:

a$)$ a change of plan

b$)$ a pivot.

C$)$ a serendipity.

d$)$ a competitive move.