I the answer is D
They are meant to be fun to read
Explanation:
There are 3 different POV or point of view. 1st person, 2nd person and 3rd person.
In academic writing, the 3rd person POV is clearly stated and allows the author more credibility.
you didnt list any sentences so I improvised.
Time complexity of an algorithm quantifies the amount of time taken by an algorithm to run as a function of the length of the input.
Space complexity of an algorithm quantifies the amount of space or memory taken by an algorithm to run as a function of the length of the input