9. Examine the following generic reactions and the molar masses given below each species. Which would be the greenest in terms of atom economy? (2 pts)
Z
105.9
a. E + G $\rightarrow$ P
96.4 93.9 180.9
b. A + B $\rightarrow$ C
56.7 112.9 98.8
c. X + Y $\rightarrow$ Z
204.1 78.5 250.5
d. All of the above are correct
e. None of the above are correct