Hello there , where is the question here ?
The seven primary mental abilities in Thrustone's model were verbal comprehension, word fluency, number facility, spatial visualization, associative memory, perpetual speed,and reasoning.
Answer: supplied air mask
Explanation: because air can go in the mask and the gases and fumes can hurt you.
I am not sure. But Maybe someone else can help. I am sorry!!!!
Definitely cell phone reception! However books could be argued for since they also are a good more than a necessity. However the last 2 i believe would be classified more as necessities than goods.
~Hope this helps!~
