PARKERSBURG — Four sets. Two accomplished opponents. No need for a tiebreaker.Dike-New Hartford delivered another compelling example of its strength Thursday, sweeping Hudson and Grundy Center in consecutive volleyball matches Oct. 8 at Aplington-Parkersburg High School.The Wolverines opened with a 25-14, 29-27 victory over Hudson, then defeated Grundy Center 25-20, 25-23 to improve to 24-8. Against two opponents that finished the evening with a…