Answer:
Option B is correct.
Step-by-step explanation:
Given: Sum of the areas of all non base surface of a three dimensional figure.
Option A).
Slant height is length of a line segment.
So, This is not correct.
Option B).
Lateral area is the sum of all the area of surfaces other than base and top area.
So, This is correct.
Option C).
Base area is the Area of the base of the figure.
So, This is not correct.
Option D).Surface area refers to the total surface area of the figure including lateral area and base area and top area.
So, This is not correct.
Therefore, Option B is correct.
