Which process is involved in the formation of seeds without fertilization in flowering plants?

Statement-$X$: Apomixis is seen in a few flowering plants such as some species of $Asteraceae$ and grasses.
Statement-$Y$: Apomixis is a form of asexual reproduction that mimics sexual reproduction.
Statement-$Z$: In some species of apomictic seeds,the diploid egg cell is formed without reduction division.

When the vegetative cells of the sporophyte develop into an embryo, it is called .....

The asexual process that mimics sexual reproduction by forming seeds without fertilization is known as:

Choose the incorrect option regarding apomixis in plants.

$A$ : Tetraploid gametophyte can be produced from tetraploid sporophyte by means of apogamy. $R$ : Apogamy involves fertilisation,not meiosis.