To secure an outpost in a deep jungle area, several points have to be

To secure an outpost in a deep jungle area, several points have to be kept in mind. Which one of the following is not one of them?

[amp_mcq option1=”Binocular and night vision devices should be available in the sentry post” option2=”Construct firing trench and weapon pits” option3=”There should be only one entry and exit point and it should be in zig-zag pattern” option4=”During night, there should be bright lights inside the camp” correct=”option4″]