During Anaphase-I of meiosis

1. homologous chromosomes separate
2. non-homologous autosomes separate
3. sister chromatids separate
4. non-sister chromatids separate

Class 11 pg 169
(a) During Anaphase-I homologous chromosomes separate, while sister chromatids remain associated at their centromeres.
Rest of the options do not take place during anaphase-I of meiosis.