 
<translate> Tụlee ajụjụ ahụ. N'ọsọ dị otu narị mita na iri ise, A na-eme ka B malite na mita iri abụọ. Olee ebe B ga - eru? Nhọrọ: (A) 100 m (B) 130 m (C) 170 m (D) 160 m (E) 180 m Olee otú anyị ga-esi na-atụgharị uche iji mata azịza nke abụọ? <eng> Consider the question. In a race of 150 m, A gives B a start of 20 m. What distance will be covered by B ?
Options:
(A) 100 m
(B) 130 m
(C) 170 m
(D) 160 m
(E) 180 m
 What is the step-by-step reasoning process to arrive at the answer: (B)? 