In the MKT 121 Customer Service Challenge Exam for California Coast University, there are 3 questions I am stuck on: The costs of Internet-based...

d. 60-80% 

88. Which of the following statistics are true for today's home?

a. 30% of households depend on home delivery for at least one aspect of their grocery shopping.

b. 73% of households have used the Internet for home delivery of at least one apparel item in the last year.

c. Neither a nor b

d. Both a and b 

Can you assist? Thanks