D. small animal. A veterinary referral is when someone is told to go to a certain vet. Mixed animal can be exotics or large or small. Large animals are horses, cows, and other very big animals.
Most likely they will gain weight fairly quick, it depends on how many calories they burn in a day though.
You're most likely to feel refreshed and worn out, well depending on how much you usually do these moderate intensity workouts.
The groups of plants are pteridophytes (ferns), Bryophytes (mosses) and lichens.
Algae is not a good answer since they live in an aquatic environment.
Plants without flowers (ferns, mosses, lichens) have neither flowers nor seeds. They can colonize various environments, terrestrial or aquatic. Ferns and mosses for example settle between the stones of an old well. The reproduction of plants without flowers is mainly due to spores.