Answer:
lowering the activation energy needed for the reaction to start
all d before I go this answer
I would say A.
B and C can be eliminated because they have to do with using resources more efficiently. Now we're down to A and D, and of the two, I'd say A is most plausible. Globalization is the connection of the world with each other. With all this technology, companies see endless possibilities to sell their products. They use more and more natural resources, which can deplete those resources quickly.
The factor that would least likely to influence the rate of enzyme activity in cells is the number of Golgi complexes near the reaction site.
I hope my answer has come to your help. God bless and have a nice day ahead!