What kind of question is this lol but anyways id want to say (D)
The heart of the Piedmont is the valley of the Po river, south of which intenisve agriculture is conducted. These low lands produce rice, wheat, milk and fruits. In the hills the production of wines is favoured by the weather, including the "Barbera" and "Asti" varieties .
Answer:
A
Explanation:
let me know if you need an explanation
A. the japanese attack on pearl harbor