Which type of propagation is better for the plant

$A$ – In several fungi and plants terms such as Homothalic.

$R$ – Dioecious are the terms used to describe unisexual condition.

$A$ -In Plant, the end of juvenile phase which makes the : beginning of the growth phase.

$R$ -In Plant, Juvenile phase is also known as vegetative phase.

Calcium deficiency results in the formation of an egg with

$A-$ Events after the formation of zygote are called post fertilization events

$R -$ In viviparous animals a young one develops out side the mother body