Why does Oscar hesitate when
Sergio asks him to play soccer?
Oscar is uncertain of how Sergio will
respond if he plays well
Oscar is concerned he will miss the
upcoming robotics-club meeting
Oscor is jealous that Sergio ploys on
the varsity soccer team
Oscar is embarrassed because his
soccer skills have not progressed

oscar is embarrassed because his soccer skills have not progressed.

Explanation:

Oscar is embarrassed because his soccer skills have not progressed.

Explanation:

I think that that is the answer because I put another one and it didn't work but that is the best choice and the one that make sense with the question.

the choice that is not a technique that you should use to come up with ideas for the topic of a research project is, writing about academic subjects that are not interesting to you. this does not belong to the techniques to come up with ideas because having no interest in a certain topic will lose your drive to come up with better ideas. it gives no room for improvement and acquiring of new ideas and information. 

explanation: