The word that goes in the blank space is sentence.
A sentence outline expresses ideas as words and phrases
<span>The following best describes a vocabulary system called Word Forms:
</span>
B. Learn how a root word changes when used as a noun, verb, adjective, or adverb to learn multiple related words at the same time.
Complete subject:Flowers and candy
Complete predicate:traditional gifts for Valentine’s Day
C
Explanation:
The error taught us an expensive lesson