Write the next sentence in the following story.

How to create video testimonials for social proof
Get testimonies from satisfied customers.
Every time you finish working with a customer, make sure you ask for their video testimonial.
Have in place a reminder procedure to do a follow-up with your customers to ask them if they'd be willing to do such a testimonial.

Options:
I. Feed your video testimonials to people who have seen the testimonias. Likewise, a testimonial procedure can be perfect for a famous celebrity.;
II. Realize that not every person will agree to do this. Some people will be too busy, some too shy and some would like to preserve their privacy.;
III. This will get your customers in the good graces of you or your company. Hopefully, many customers follow simply by providing an extra testimonial.;
IV. Avoid saying things you'll regret. Make sure you also don't rush through your video testimonials with language that should be overly complicated, as this will shame your employees and unimpress them.;. The answer should be
II.