This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: DNB 2018, Subject name: Orthopaedics
[{'content': 'Achondroplasia shows which of the following type of inheritance? \nSelect and explain. \nA. Autosomal dominant, B. Autosomal recessive, C. X linked dominant, D. X linked recessive', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Autosomal dominant : von villebrands , adult pkd , myotonic dystrophy , tuberous sclerosis, huntingtons disease , osteosclerosis Autosomal recessive:- cystic fibrosis , congenital deafness , PKU, spinal muscular dystrophy X LINKED dominant :- Xg group , vit D resistant rickets , incontinentia pigmentia X Linked recessive red green colour blindness , fragile X syndrome , Duchenne muscular dystrophy , hemophilia Y linked :- swyer syndrome', 'role': 'assistant'}]