physcology and arabic both are scoring. but arabic is diffcult to prepare in 2-3 months if u have no background of it.and also go for arabic if u can cram well and have aptitude for the languages.otherwise go for physcology .and if u have science background then physcology should be your prefrence

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"Wa tu izzu man tashaa:
Wa tu zillu man tashaa". ( Al Quran )