marketing case study

you need to read the case attached below: KOLA REAL. and Answer the following questions in 3-4 paragraphs. you can't use any other references from other web or book or aticles. the only reference you can make, should be from case itself and the  book i will send to you, because you need knowledge from book to answer these questions as well

1. What is/are the source/s of Sustainable Competitive Advantage that Kola Real/Big Cola has in Mexico? Explain.
2. Which strategy/ies from the international products/communication matrix (e.g., straight product extension, product adaptation, etc.) did Kola Real/Big Cola use when entering Mexico?  Why do you think the company decided to implement that strategy/ies?
3. What types of pricing strategies did the company use in Peru and Mexico? (e.g., High-Low pricing, market penetration pricing, EDLP, etc.)  Did they use any illegal pricing methods, in  your opinion?
4. Imagine Kola Real/Big Cola was going to enter Guatemala next.  Give a short example of an activity the company could do in each of the following areas:  Sales promotion, public relations, personal selling.