#### Answer

Impossible.

#### Work Step by Step

All car theft can be stopped by 100% alone, therefore anything more than 100% is physically impossible. Here, the advertisement is claiming it can reduce it up to 400%. 400%>100%, therefore it is impossible.

Published by
Pearson

ISBN 10:
0321836960

ISBN 13:
978-0-32183-696-0

Impossible.

You can help us out by revising, improving and updating this answer.

Update this answerAfter you claim an answer you’ll have **24 hours** to send in a draft. An editor
will review the submission and either publish your submission or provide feedback.