Mildred Sells Industrial-Sized Refrigeration Units

Mildred sells industrial-sized refrigeration units. Her prospective buyer's face looks tense, and his forehead is wrinkled. The buyer is avoiding looking at Mildred's eyes and he has his arms crossed over his chest. Mildred should:

A) ask closed-ended questions.
B) apologize for her intrusion and leave.
C) let the buyer know that she is aware that something is bothering him.
D) assume the buyer has reached the interest stage.
E) continue her presentation with added pressure.