There are any number of skilled freelancers who can develop strategy and create marketingmaterials with a keen eye to using proven methods, but also to developing new and innovative techniques.
A. with a keen eye to using proven methods, but also to developing new and innovative techniques.
B. with a keen eye for using proven methods, and also to developing new and innovative techniques.
C. with a keen eye not only to using proven methods, but also to developing new and innovative techniques.
D.
...
A. with a keen eye to using proven methods, but also to developing new and innovative techniques.
B. with a keen eye for using proven methods, and also to developing new and innovative techniques.
C. with a keen eye not only to using proven methods, but also to developing new and innovative techniques.
D.
...
