Identify the part of the sentence that contains a grammatical or idiomatic error. If there is no error, select (E). E-commerce companies made (A) /del...
Question
Identify the part of the sentence that contains a grammatical or idiomatic error. If there is no error, select (E).
E-commerce companies made (A) /delivery their core competence (B) /by putting boots on the (C) /ground and even drones in the sky. (D) /No error (E)