In haplo-diploid sex determination,by which process are male gametes produced?

Individuals having homomorphic sex chromosomes produce:

$A$ male child would be born to parents if

Sometimes $XX$ males and $XY$ females are produced due to:

Describe the haplo-diploid sex determination system.

Given below are two statements.
Statement $I$ - $X$ Chromosome has a large amount of euchromatin and a small amount of heterochromatin.
Statement $II$ - The homologous region of the $X$ Chromosome contains a smaller number of genes than the $Y$ Chromosome.
In the light of the above statements,select the correct option given below: