How many main methods of reproduction are there?

Study the following statements and choose the correct option:
$I$. Asexual reproduction is common among single-celled organisms and organisms with relatively simple organization.
$II$. Conidia,bud,and gemmules are common sexual structures.
$III$. Runner,rhizome,sucker,tuber,offset,and bulb are vegetative propagules.
$IV$. The invasive weed found growing in freshwater bodies is $Zostera$.

Identify the organisms shown in the following diagrams $A$, $B$, and $C$.

Give reasons as to why cell division cannot be a type of reproduction in multicellular organisms.

Which of the following is a method of reproduction?

Reproduction means....