You’re given a dataframe of students named students_df:

students_df table

Write a function named grades_colors to select only the rows where the student’s favorite color is green or red and their grade is above 90.

Example:

Input:

import pandas as pd

students = {"name" : ["Tim Voss", "Nicole Johnson", "Elsa Williams", "John James", "Catherine Jones"], "age" : [19, 20, 21, 20, 23], "favorite_color" : ["red", "yellow", "green", "blue", "green"], "grade" : [91, 95, 82, 75, 93]}

students_df = pd.DataFrame(students)

Output:

def grades_colors(students_df) ->