The students are hardworking. Daidai yake da; daliban na da

Explanation

Aziza ziri ezi bu kokari. The correct translation of the sentence “The students are hardworking” in Hausa is “Daliban na da kokari”. Here, “daliban” means “students”, “na da” is a verb phrase that means “are” or “have”, and “kokari” means “hard work” or “hardworking”.
So, the correct answer is kokari.
Note: “Kokari” is a noun that means “hard work” or “effort”, and it is often used to describe someone who is hardworking or diligeCnt.