Question

成為更好的人

請問這題為何是y到x
感謝

Figure 4-9
sa
PRICE (Dollars per ream)
sb
1
1
1
QUANTITY (Reams of paper)
supply
2. Refer to Figure 4-9. All else equal, an increase in the use of laptop computers for note-taking would cause a move
from
a. Sb to Sa.
b. x to y
C. Sa to Sb.
d. y to x.
#
y to X