It basically means to spoil carefully laid plans, For example;
"Don't upset the apple cart by revealing where we're going."
Answer:
To this day you can still find leftovers or inspiration of the Romans architecture in buildings like the concert building in Amsterdam and many others all over Europe.
Answer:
B. The composition conveys a sense of gallantry and valor
Explanation:
Gallantry is defined as: "dashing courage; heroic bravery; noble-minded behavior", and valor is defined as "boldness or determination in facing great danger, especially in battle; heroic courage; bravery" according to dictionary.com. Both convey the same feeling as the title.
