You would expect high levels of blood glucose and the presence of glucose and ketones in Mr. Gutteman's urine if:

The correct answer would be : Mr. Gutteman's pancreas is secreting too little insulin.

Explanation:

Insulin is a hormone produce by pancreas that maintain glucose level by using glucose for energy or to store for future use. Insulin prevent blood sugar level to go too high or too low.

Less production of this hormone cause high glucose level in blood that leads to glucose, ketone bodies in urine of a person.

Thus, the correct answer is : Mr. Gutteman's pancreas is secreting too little insulin.