How to initialize an empty mutable array in Objective C

Question

I have a list of objects (trucks) with various attributes that populate a tableview. When you tap them they go to an individual truck page. There is an add button which will add

Answer 1

Basically, there are three options:

First

NSMutableArray *myMutableArray = [[NSMutableArray alloc] init];

Second

NSMutableArray *myMutableArray = [NSMutableArray new];

Third

NSMutableArray *myMutableArray = [NSMutableArray array];