Glitserin molekulalarida qanday kimyoviy bog’lanish (lar) mavjud?

Glitserin molekulalarida qanday kimyoviy bog’lanish (lar) mavjud? 1) qutbsiz kovalent bog’lanish; 2) donor-akseptor bog’lanish; 3) metall bog’lanish; 4) vodorod bog’lanish; 5) ion bog’lanish; 6) qutbli kovalent bog’lanish. A) 1, 5 B) faqat 6 C) 2, 3, 5 D) 1, 4, 6