Choose all the statements that are true about this sequence.
60, 66, 72, 78

the value of the first term is 1.

this is an arithmetic sequence.

the value of the third term is 72

the sequence starts at 60 and adds 4 repeatedly.

the sequence starts at 66 and adds 6 repeatedly.

there are four terms in this sequence.

the sequence starts at 60 and adds 6 repeatedly.