اللي اختبروا مع د .البناااااااااااااا يدخلوااااااااااااا بليز

[hmd]

14) A substitute is a good
A) that can be used in place of another good.
B) that is not used in place of another good.
C) of lower quality than another good.
D) of higher quality than another good
ايش اجابه هذي السوال