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Choose the best word to complete each sentence.

Worms are the simplest organisms that have a , which is made up of a knot of nerve tissue found in the . Worms also have organs that provide information about the environment, such as light, touch, or vibration.

Worms are the simplest organisms that have a brain, which is made up of a knot of nerve tissue found in the head. Worms also have sense organs that provide information about the enviroment, such as light, touch, or vibration.

Explanation:

a. possible errors

d. new questions

explanation:

predictions and planning happen before. a summery comes after. errors you get after investigation and new questions propose what you can look for in the future.

supercell thunderstorms are perhaps the most violent of all thunderstorm types, and are capable of producing damaging winds, large hail, and weak-to-violent tornadoes