请参阅以下清单。Activity_1 的主要目标有 mapInfo 引用了目标 id = gObj-OB01a 的共享全局目标,但没有目标 id = gObj-OB01a 的任何目标。这个清单是否正确?
<organization identifier = "Course_1">
<title>Course 1 </title>
<item identifier = "activity_1" identifierref = "SEQ01">
<title>Activity 1</title>
<imsss:sequencing>
<imsss:objectives>
<imsss:primaryObjective objectiveID = "PRIMARYOBJ_1" >
<imsss:mapInfo targetObjectiveID = "gObj-OB01a" writeSatisfiedStatus = "true" />
</imsss:primaryObjective>
</imsss:objectives>
</imsss:sequencing>
</item>
<item identifier = "activity_2" identifierref = "SEQ01">
<title>Activity 2</title>
<imsss:sequencing>
<imsss:sequencingRules>
<imsss:preConditionRule>
<imsss:ruleConditions>
<imsss:ruleCondition condition = "satisfied"/>
</imsss:ruleConditions>
<imsss:ruleAction action = "skip"/>
</imsss:preConditionRule>
</imsss:sequencingRules>
<imsss:objectives>
<imsss:primaryObjective objectiveID = "PRIMARYOBJ_2" >
<imsss:mapInfo targetObjectiveID = "gObj-OB01a" />
</imsss:primaryObjective>
</imsss:objectives>
</imsss:sequencing>
</item>
<item identifier = "activity_3" identifierref = "SEQ01">
<title>Activity 3</title>
</item>
<imsss:sequencing>
<imsss:controlMode choice = "false" flow = "true"/>
</imsss:sequencing>
</organization>