The answer for this question would be B
Answer:
Sample size is 50
Explanation:
The sample size simply refers to the number of samples in our dataset
In this question, we are dealing with a total of 50 students
So what this mean is that the number if samples which is our sample size is the number 50
<span>maintains a constant INTERNAL environment
so other options included internal variable and external environment. but its internal and environment</span>
