Hypothesis?
If it is muddy in the farmyard, then the pigs will play in the mud?

yes

Explanation:

they cover in mud because mud has the coolness of water to soothe the pig's body from the burning sun they are under.

a

explanation:

many plants naturally reproduce this way, but it can also be induced artificially. horticulturalists have developed asexual propagation techniques that use vegetative plant parts to replicate plants. success rates and difficulty of propagation vary greatly. monocotyledons typically lack a vascular cambium and therefore are harder to propagate.

the question isn't complete here so i can't right an answer '_'