What is the relationship between the length and the position in a sequencer instruction?

Multiple Choice

The position is the word location or step in the sequencer file from which the instruction moves data. Any value up to the file length may be entered, but the instruction will always reset to $1$ on the true$-$to$-$false transition after the instruction has operated on the last position.

The position is the word location or step in the sequencer file from which the instruction moves data. Any value up to the file length may be entered, but the instruction will always reset to $0$ on the true$-$to$-$false transition after the instruction has operated on the last position.

The position is the word location or step in the sequencer file from which the instruction moves data. Any value up to the file length may be entered, but the instruction will always reset to $0$ on the false$-$to$-$true transition after the instruction has operated on the first position.

The position is the word location or step in the sequencer file from which the instruction moves data. Any value up to the file length may be entered, but the instruction will always reset to $1$ on the false$-$to$-$true transition after the instruction has operated on the first position.