Q. . . . . . . . . returns TRUE then X can be termed as a matrix data object. (A) is."matrix(X") (B) is.matrix(X) (C) is.notamatrix(X ) (D) is.matrix("X") 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (B) is.matrix(X)