That's a hard one but I would go with A unwanted transpitation. Hope that helped :)
Answer:
Invertebrates are the organisms in which backbone or vertebral column is absent.
The three macroinvertebrate categories are annelids, mollusks and arthropods.
Annelids are the organisms having segmented body. They are found in moist places. Examples are leeches and earth worms.
Mollusks are the organisms which are enclosed in a calcium carbonate shell. Examples are snails and slugs.
arthropods are the invertebrates which have segmented body and jointed appendages. Examples are insects and crustaceans etc.
option 2 seems appropriate for me!
Miss Philadelphia. The part of the root that contains transport tubes is the root hair. The primary role of the root hair is to absorb water and nutrients from the soil.