Among the following compounds which does not have more than one type of hybridisation for carbon atoms?

Among the following compounds which does not have more than one type o

1.	Among the following compounds which does not have more than one type of hybridisation for carbon atoms?
Answer» `CH_(3) - CH_(2) - CH_(2) - CH_(3)` `CH_(3) - CH = CH- CH_(3)` `CH_(2) = CH - C -= CH` `H-C -= C - CH_(3)` ANSWER :A