Soft C:
Cereal, <span><span>ceiling, celebrate, celery, celestial, cell, </span><span>cellar
Soft G:
gym, </span></span>general, gentle, gentle, giant
You can use breaks in Microsoft Word, e.g, and also you can use blank when you want to start a new paragraph. But between two words, you can use only one blank.
Guests can visit the launch center, countdown clock, and a mission control center
I would say B but if I'm wrong it's D.
Hope This Helps! Have A Nice Weekend!!