During which phase do homologous chromosomes show maximum attraction?

The stage during which separation of the paired homologous chromosomes begins is

The synaptonemal complex is formed between........

Crossing over is the exchange of genetic material between

$S$ - Statement: Meiosis occurs during the formation of reproductive cells. $R$ - Reason: During meiosis,the genetic material replicates twice,and the cell divides twice.

In which stage are the chromosomes long and thin?