I need help answering this questions for my Concepts and...

I need help answering this questions for my Concepts and Application of Information System. If you can maybe post the answer here instead of attaching it I have been having problems opening a doc. 

Question 1
Fill in the blanks by selecting one option from each menu.
10 points
Suppose you need to store and manipulate all data
related to customers: names, addresses, items
purchased, total purchases for the past year, invoices
sent and invoices paid, and shipment records. Your
best option for handling this kind of data is a
–
(databasespreadsheet
)
A. Database
B. B. Spreadsheet
Question 2
Select one answer.
10 points
In terms of customer service issues , which of the
following is the least likely reason for using a robust
CRM?
A A CRM can provide a more rapid response to queries
and concerns by forwarding the query to the right
department.
B A CRM can provide a company's marketing
department with information needed to identify and
target new customers.
C A CRM can optimize the information shared among
departments, resulting in better management of
existing accounts.
D A CRM can enable members of pertinent
departments to have access to all the relevant
information, enabling them to answer queries and
resolve problems quickly and easily.
Question 3
Select one answer.
10 points
True or false? Data warehousing and data mining