Source: A query from a web-based take a look at the psychology division at my college requested take a look at topics for an experiment. They gave me permission to share the query on-line.

I initially requested my query Math Stack Exchange, however was instructed it was inappropriate there. So asking on Puzzling Stack Exchange as an alternative.

Say we’ve got the next sample.

I wish to know, given the doable 4 decisions, which determine ought to come subsequent.

1st alternative:

2nd alternative:

third alternative:

4th alternative:

My thought course of in approaching this drawback: The angles made by the intersection of arrows within the preliminary three squares are $90$, $135$, and $180$ levels. However, there isn’t any angles within the 4 decisions for the subsequent sq. within the sample with $225$ levels, so I’m confused. Which one of many following patterns is appropriate?