Determine the sentence structure of each of the following sentences by identifying whether it is simple, compound, or complex.

Q. My Dad was delighted when I showed him my result.
(A) simple
(B) compound
(C) complex
(D) compound-complex

The answer is: (C) complex

Q. We can survive at the temperature of 44 degree Celsius.
(A) simple
(B) compound
(C) complex
(D) compound-complex

The answer is: (A) simple

Q. Humans have good bone structure and a well-developed immune system.
(A) simple
(B) compound
(C) complex
(D) compound-complex

The answer is: (B) compound

Q. He went to the park, but she stayed at home.
(A) simple
(B) compound
(C) complex
(D) compound-complex

The answer is: (B) compound

Q. Old men speak because they want to share their experience.
(A) simple
(B) compound
(C) complex
(D) compound-complex

The answer is: (C) complex

Q. Most of us take life for granted.
(A) simple
(B) compound
(C) complex
(D) compound-complex

The answer is: (A) simple

Q. Night came on and room grew dark.
(A) simple
(B) compound
(C) complex
(D) compound-complex

The answer is: (B) compound