When working on opportunities, sales representatives at Universal Containers need to understand how their peers have successfully managed other opportunities with comparable products, competing against the same competitors.
A. Big deal alerts
B. Chatter groups
C. Similar opportunities
D. Opportunity update reminders

(B) Chatter group and (C) Similar opportunities  

Explanation:

  The chatter group and the various types of similar opportunities are features which is used by the system administrators for the purpose of facilitating the given working opportunities.

 The chatter group is one of the type of collaboration tool in which the various types users can easily interact and also communicating socially.

 According to the given question, the universal containers effectively understand that the peers are managing various types of opportunities by using the comparable products and the services with the competitors in the market.

 Therefore, Option (B) and (C) are correct answer.            

1. avoid them

2. a talk with them

3. ask someone you trust

4. ignore

5. call police