In this task you will be given a process, and a question. The process contains a sequence of steps that happen in order. The question asks about the effect of a certain event on another event. If the first event has a positive effect on the second event, answer with "for", if it has a negative effect, answer with "against". If there's no causal relationship between the two, answer with "none".

[Q]: Process:  -Place your non dominate foot on the front of the skateboard -Push off with your other foot on the ground -Keep pushing with your dominate leg -When comfortable put both feet on the skateboard -Balance your body as you roll on the skateboard.
 Question: What is the effect of staying on the skateboard on helping you to skateboard well.?
[A]: for


[Q]: Process:  -A person breathes in oxygen -The oxygen passes through the bronchial tubes to the lungs -The oxygen is moved into the bloodstream -Circulates through the body -The cells in the body exchange the oxygen with carbon dioxide -The bloodstream carries the carbon dioxide back to the lungs -The lungs expel the carbon dioxide through the nose and mouth.
 Question: What is the effect of a person is in very thin air on they will take in more oxygen.?
[A]: against


[Q]: Process:  -Greenhouse gases are released into the air by human activities -The earth changes energy from the sun into heat -Heat rises from the ground -Greenhouse gas molecules in the atmosphere prevent the heat from going into space -The temperature of the earth increases -The temperature continues to rise and melts the polar ice caps -The temperature rises even faster.
 Question: What is the effect of more heat is released back into space on temperatures will rise more quickly.?
[A]:
against