You are planning an Exchange 2010 environment. The customer’s environment has 500 users.
On average, each each user sends 90 and receives 60 messages daily. The average message
size is 150 KB with 30 MB of logs per user per day. The Exchange administrator wants to retain
five days of transaction logs. What is the minimum total log volume space that should be planned
for?

A.
125 GB

B.
90 GB

C.
225 GB

D.
175 GB