Option D
The percentage increase of the area of the building space is 34 %
Solution:
A company is expanding its building area from 11,000 square feet to 14,740 square feet
To find: Percentage Increase
The percent increase is given by formula:

From given,
Initial value = 11000
Final value = 14740
Substituting we get,

Thus percentage increase of the area of the building space is 34 %