Subtracting 2î + 7ĵ from î + ĵ gives ______

Subtracting 2î + 7ĵ from î + ĵ gives ______
 
(a) -î – 6ĵ
 
(b) 3î + 8ĵ
 
(c) î + 6ĵ
 
(d) 7ĵ
 
This question was addressed to me in exam.
 
My doubt is from Vector Addition topic in chapter Motion in a Plane of Physics – Class 11
Select the correct answer from above options 
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