(a) The National Memorial, which is situated at Savar, is a symbol of the nation’s respect. (Simple) (b) Standing in front of the graves, we bow down our heads. (Compound) (c) The towers symbolize the loftiness of the spirit of the martyred freedom fighters. (Interrogative) (d) We always remember their memories. (Negative) (e) Everyday many people go to visit it. (Interrogative)