Read the selection below:

(1) Our family should visit Space Center Houston over spring break. (2) Where else would we have the opportunity to meet an astronaut or touch a rock from the moon. (3) We could learn all about space travel and the solar system. (4) Exhibits display space suits worn by astronauts as well as replicas of a shuttle and a space laboratory.

(5) We have talked about spending their vacation at an amusement park. (6) But, Mom doesn’t ride roller coasters, and Dad prefers educational places. (7) Space Center Houston has activities that our whole family will enjoy. (8) Check out the website for more information about this popular tourist distination and to read the latest news on space exploration. (9) If we go to Space Center Houston, each of us is sure to have a fun and fascinating experience.

What is the correct way to write sentence 7?

a Space Center Houston has activities that our whole family enjoyed.
b Space Center Houston has activities that our whole family will enjoy.
c Space Center Houston has activities that our whole family have been enjoying.
d Space Center Houston has activities that our whole family had enjoyed.