Match the definition to the word.
1. the parts of a sentence that influence the meaning of a word
obsolete
2. the part of a word to which prefixes and suffixes are added
peers
3. something that is no longer used
root
4. persons of the same grade, age, rank, etc.
context

1. context - the parts of a sentence that influence the meaning of a word

2. root -  the part of a word to which prefixes and suffixes are added

3. obsolete -  something that is no longer used

4. peers - persons of the same grade, age, rank, etc

Explanation:

every person should make it a priority to serve at least two hours per week.

it's an extremely important civic responsibility that is invaluable to citizens most in need is the correct one