You are given a passage. You need to construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) its answer is the whole paragraph. Avoid creating questions that can be answered correctly without actually understanding the paragraph.
Q: Biometric palm scanners and proximity card readers for authorized access.
A: 
Which of the option below is NOT a feature of the SLT iDC?