The sabbatarian movement focused on: a. encouraging freedom of worship. b. catholic-protestant mutual understanding. c. breaking the power of tammany hall. d. preventing business on sunday.

The sabbatarian movement focused on: d. preventing business on sunday.

In christian and jewish beliefs, all believe are technically not allowed to do any work on the seventh-day of the week because they're required to rest and worship the God, Which most people believed to fall on Sundays.