Determine the kinds of intermolecular forces that are present in each element or compound. Which of the following options correctly identifies the intermolecular forces for each element or compound?
1) PH3: London dispersion forces, dipole-dipole forces
2) HBr: London dispersion forces, dipole-dipole forces
3) CH₃OH: London dispersion forces, hydrogen bonding, dipole-dipole forces
4) I2: London dispersion forces