以下关于“我很荣幸地代表某某向来自某地方的某人表示热烈的欢迎”的英语表述,正确的是
A.On behalf of sb, I have the honor to express warm welcome to sb from sp.
B.On behalf of sb, I I feel greatly honored to express warm welcome to sb from sp.
C.On behalf of sb, I have the honor to extend warm welcome to sb from sp.
D.On behalf of sb, I feel greatly honored to extend warm welcome to sb from sp.