It basically means to spoil carefully laid plans, For example;
"Don't upset the apple cart by revealing where we're going."
Answer:
the answer is B. the material of a work of art.
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Brueghel's Great Fish-Market, dating back from the year 1603, comprises many elements of Mannerist landscape painting. Presented in a panorama view, the picture opens up across a downward-sloping foreground overflowing with tens of people grouped around the stalls and booths of a fish market, with a beautiful blue sky in the background, that merges with the sea.
Answer:
Edna is no longer in complete control of her situation.
Explanation:
If she can not refuse Robert then she is not in complet control of her situation because she can't just say no to him for anything.