Answer:
Option C, Vanessa grows 1.2 inch per year
Step-by-step explanation:
Based on the given information it is clear that from 2005 to 2000 i.e in 5 years height of Vanessa has increased by 6 inch i.e from 48 inch to 54 inch.
If we estimate the per year growth, we can deduces that Vanessa grows by[tex]\frac{6}{5} = 1.2[/tex] inch.
Hence, option C is correct
Vanessa grows 1.2 inch per year