The two main architectural systems of frame construction are a. the skeleton and the post-and lintel. b. the materials and the truss. c. the design and the architect. d. the shell and the skeleton. Please select the best answer from the choices provided A B C D

Based on calculations, students should have 10.4 grams of powder after conducting an experiment. the students get these results: 10.2 grams, 10.4 grams, 10.3 grams, 10.4 grams, and 10.5 grams. which words best describe this data? check all that apply. a- accurate b- falsified c-invalid d-precise e-redundant