We introduced three new variable types this week. One of these variable types was the struct $($or structure$).$ Select all featues that are true for

a Matlab struct data type.

Elements in this data type are indexed by column name.

Elements in this data type are indexed by number.

This data type can hold any basic data type in any location.

This data type can hold any basic data type, but the elements need to be of the same type in any given column.

Elements in this data type are indexed by a field name.