For her morning exercise routine Jane did three repetitions of thirty jumping jacks twenty push-ups and thirty crunches. For her morning exercise routine, Jane did three repetitions of thirty jumping jacks; twenty push-ups; and thirty crunches. For her morning exercise routine Jane did: three repetitions of thirty jumping jacks, twenty push-ups, and thirty crunches. For her morning exercise routine Jane did three repetitions of thirty jumping jacks, twenty push-ups, and thirty crunches. For her morning exercise routine; Jane did three repetitions of thirty jumping jacks, twenty push-ups, and thirty crunches. For her morning exercise routine, Jane did three repetitions of thirty jumping jacks, twenty push-ups, and thirty crunches.