The following estimated regression model was developed relating yearly revenue (Y in $1,000,000s) of 30 companies with their years of existence (X1) and their profile (X2) (0 if technology and 1 if non-technology). Y = 30 + 0.7X1 + 3X2. The expected yearly revenue of:
A. technology companies is $3000 more than non technology companies
B. non-technology companies is $3000 more than technology companies
C. technology companies is $3,000,000 more than non-technology companies
D. non-technology companies is $3,000,000 more than technology companies