500
Choose the option that best combines all the information in the sentences below.
Mikko and Paige were friends.
Mikko and Paige had known each other
since Grade 3.
Mikko and Paige attended the same college.
a) Mikko and Paige, who were friends, attended the same college since Grade 3.
b) Mikko and Paige were friends known since Grade 3 and attended the same college.
c) Mikko and Paige, friends who had known each other since Grade 3, attended the same college.
d) Mikko and Paige attended the same college and had known each other and their friends since Grade 3.
What is c, Mikko and Paige, friends who had known each other since Grade 3, attended the same college.