Based on your knowledge of the following companies, how effective would you say any one of the

Question:

Based on your knowledge of the following companies, how effective would you say any one of the following acquisitions were in terms of creating synergy?
a) Microsoft's purchase of Nokia's mobile handset and services business
b) Google's purchase of YouTube
c) PepsiCo's purchase of Frito-Lay
d) Kroger's purchase of Harris Teeter Supermarkets
e) InBev's acquisition of Budweiser