Answer:
the grammar is okay but you have used capital letters where it should not be used. Also, in some places the required fullsyop and commas are missing.
Mike, Tony and Chris like to play basketball at the park.
B. eloquently
After writing for many hours, the journalist felt he had written an important piece that would improve the lives of others. He had written strategically and _eloquently_. He smiled with satisfaction; he may get paid for being a journalist, but he had discovered that being an activist was his true vocation.