How can a tree grow to be 90 meters tall using only light water and air

you need to water the tree three times a day and the air is always their so you don't need to worry about the air.

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 statement is true