Question #29: How are we made partakers of the redemption purchased by Christ?
Answer: We are made partakers of the redemption purchased by Christ by the effectual application of it to us by His Holy Spirit
Question #30: How doth the Spirit apply to us the redemption purchased by Christ?
Answer: The Spirit Applieth to us the redemption purchased by Christ, by working faith in us, and thereby uniting us to Christ in our effectual calling