Problem Statement
Mobile phones ping signals to nearby (A)/ communications towers, allowing both (B)/ Ukrainian or Russian soldiers to track (C)/ the movement of opposition forces (D)/ No Error
Explanation
The error lies in part (C).
‘Both’ must be followed by ‘and’, not ‘or’. Hence, ‘Ukrainian or Russian soldiers’ should be ‘Ukrainian and Russian soldiers’.
Practice Sets
This question appears in the following practice sets: