Chapter 3, Problem 4AW

The following code contains several nested if-else statements. Unfortunately, it was written without proper alignment and indentation. Rewrite the code and use the proper conventions of alignment and indentation.

if score >= A_score:

print('Your grade is A.'}

else:

if score >= B_score:

print('Your grade is B.'}

else:

if score >= C_score:

print('Your grade is C.'}

else:

if score >= D_score:

print('Your grade is D'}

else:

print('Your grade is F.'}