which has more credit in ivy league Psychology or Thinking skills

[Irtzavvv]

I am studing BIO Chem PHY MATH FURTHER MATHS
SO WHICH ONE AMONG THESE (Psychology or Thinking skills) IS Easier and which one has more credit in Ivy league And is Thinking skills considered a subject of Humanities

 

[Irtzavvv]

OR should I study Business studies

 

[Sana12]

thinking skills is too hard... at least thts why its looks like ( I JUST started)) are u taking it then? please give me some tips maybe? im so lost!