For providing optimum security, the best voting device is considered by many to be a. the voting booth. b. vote-by-mail. c. online voting. d. edp-based voting.

Option A.

Explanation:

The voting booth, is the right answer.

A voting booth is a cabin or a room in a polling location where electors can vote in private to preserve the privacy of the vote. Generally, the approach to the polling compartment is a retractable screen. Usually, entrance to the polling booth is confined to an individual, with exemptions for electors needing support.

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