Most murders: select one: a. are premeditated. b. involve contract killers. c. result from aggravated assault. d. take place during robbery attempts.

c. result from aggravated assault.

Some murders are premeditated, some involve contract killers and take place during robbery attempts. But most murders result from aggravated assault which criminal laws punish more intensely due to its seriousness. An aggravated assault include the use of a weapon, the status of the victim, the intent of the criminal, and the degree of damage or injury caused.

osteogenesis imperfecta (oi) refers to a congenital ailment of bones. in the condition, the bones become brittle or fragile. this ailment is a general result of the defect or mutations in the genes (colia1 or colia2). this mutation results in imperfect collagen formation either in quantity or quality wise.  

there are eight kinds of oi defects, and each kind varies with certain distinctions in symptoms. the usual symptoms include frequent bone fractures, loss of hearing in infants, protruding eyes, discoloration of the white in the eyes, respiratory issues, loosening of the joints, short stature, and other symptoms.