Which of the Following Would Not Be Considered Sexual Harassment

Which of the following would not be considered sexual harassment?

A) A male department head is propositioned by a female employee who has bid for a different job that carries a high rate of pay.
B) When congratulating employees for their good work, a male supervisor pats male workers on the shoulder and female workers on their behinds.
C) A female office employee frequently, in a joking fashion, suggests to certain male co-workers that they go to a motel during the lunch hour.
D) In trying to make an important point when issuing job instructions, a male supervisor puts his hand on the employee's shoulder.He does this with both male and female employees.