Answer:
True
Explanation:
A trait is a specific characteristic of an organism. Traits can be determined by genes or the environment, or more commonly by interactions between them. The genetic contribution to a trait is called the genotype. The outward expression of the genotype is called the phenotype.
Height can be affected by many factors, such as age, lifestyle, medical, etc. so two tall parents can have a short child
Vaccine immunization is the correct answer I really hope that this helps and
