INSTRUCTIONS:
INSTRUCTIONS:
Type the full vocabulary term (no abbreviations) that best matches the given definition in quotes. The first letter is given as a hint.
verb (infinitive)
Question 1 of 18
US
UK
to verify that someone is really the person they claim to be
DEMO MODE:
DEMO MODE:
You're trying this activity as a guest! Sign in or Create a free account to save your scores and earn certificates.