Look at the photographs and talk about them with your partner.
Four photographs showing access to restricted places being controlled in different ways.
First, I'd like you to look at pictures A and C and talk together about how the people entering may feel and why several checks may be considered necessary. You have about 1 minute for this, so…
Thank you. Now look at all the pictures. I'd like you to imagine that a security-technology conference is choosing one access-control system for a live demonstration. Talk together about technical…
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