The correct answer is tense (b) as there is a group of logical prepositions (prepositions that describe relationships between objects)
Prefects
Observe the school rules at all times.
Be dressed appropriately at all times.
Maintain an excellent attendance record.
Be punctual for your duties.
Maintain a perfect behavioural record.
Be positive and enthusiastic.
Be able to encourage and motivate fellow students.
The answer should be small book group
mark or character used as a conventional representation of an object, function, or process, e.g. the letter or letters standing for a chemical element or a character in musical notation.
The answer is A
In a nutshell, he said democracy has limited powers for its voters and citizens above 18. hope this helps.