What is the one common feature among all types of visual displays,
that is, bar graphs, pie charts, and so on?

the answer is d. embryo

yes. we have only a limited amount of land and space, and every plant is adapted to its own environment. through gene manipulation, we could perhaps create plants that can grow in a wide variety of environments, grow taller or wider, or be more resistant to diseases.

(this is the exact answer provided by the system)