Question 431 pts Based on the information shown in Figure 1, which of the WBS elements is a work package? Group of answer choices 1.2.2 1.2.1 1.2 1.3.2 1.1 Flag question: Question 44 Question 441 pts Based on the information shown in Figure 1, which of the WBS elements is a cost (or control) account? Group of answer choices 1.0 1.2.2.1 1.3.1 1.3 1.2.1.3 Flag question: Question 45 Question 451 pts Based on the information shown in Figure 1, what should be the WBS number for the Build of the Altitude Control system task? Group of answer choices 1.2.1.4 1.1.2 1.3.4 1.2.2.2 1.2.2.1