Which of the following is not included in the post-fertilization event in flowering plants?

Assertion $(A)$: Death is a meaningful event.
Reason $(R)$: Death limits the number of individuals of each species and returns the materials of the body,formed by life elements,back to the environment.

Which of the following are devices for self-pollination?

Identify the odd one out.

Which of the following statements is incorrect?

$Statement\; 1$: Zygote is a single cell.
$Statement\; 2$: Two haploid cells fuse to form two diploid cells.