If you had googled your whole question, you'd have had your answer in about 5 minutes.
Try it. Then be sure you use 1) your text and 2) a good search engine before you post here.
Who decides if a party platform gets carried out?
1. the election board
2. party chair man
3. party members
4. the voters
HELP. I THINK ITS C
2 answers
PS — If your mom doesn't want you to use Google (and I understand why), then use https://www.duckduckgo.com — and even make it your default search engine. It's very good, and it doesn't track you.