Answer: d. by incorporating new programming techniques to take advantage of experience curve effects
Step-by-step explanation:
There is a tight competition between Petra's programming and wonderweb, both parties can't go beyond their limit now. Petra seeks to wim this competition against wonderweb the best way to do this is for Petra to incorporate new programming skills which would ride on the existing structure she has. This new programming skills would be a boast to her firm as she and her employees would be lead and taught to carry out the business in a different measure from that which they have been doing due to this new programming language