Which of the following changes the string stored in the strName variable from “Mark Smyth” to “Mark Smith”? a. strName = strName.Change("y", "i") b. strName = strName.Remove

Which of the following changes the string stored in the strName variable from “Mark Smyth” to “Mark Smith”? a. strName = strName.Change("y", "i") b. strName = strName.Remove(7, 1) strName = strName.Insert(7, "i") c. strName = strName.Remove(7) strName = strName.Insert(7, "i") d. both b and c