source: [lemma=feature] [□=□ | □] □
destination: [lemma=feature] [lemma=□ | □] □
spec: Brachet is quite correct in commenting that the '' enarching `` here is merely one of the standard period methods of depicting a normal chevron and therefore there is insufficient difference from the mundane arms of Akaster ( '' Argent on a chevron sable , three acorns Or . After completion of the activities , students take an online assessment quiz that consists of randomized and interactive questions on the concepts covered by the previous activities . This implies that the feature is safe and supported in virtually all cases . Online chat was perhaps the most effective replacement of seat time , allowing communicative use and practice of Spanish to extend beyond the limits of the classroom while maintaining student-student contact and instructor supervision . All six of these features are incorporated in the Institutes presented by NCTM 's Academy for Professional Development . Departure from procedure can invalidate conclusions , just as conflict of interest can undermine credibility . A diagram of the overarching project implementation with the three complementary design features is shown in Figure A1 . commercially available training program ( s ) ... Products with a " free look " feature are also considered to be especially at risk . No structural evidence was found in the excavation unit , but at 140 cm , a fire pit feature was encountered .