In the above graph, point `B` indicates

In the above graph, point D indicates

The above graph cannot be of:

In humans the above pedigree indicates the inheritance of

In above graph element F is:

Study the following graph . On the basis of above graph, coordinates of U and Z are

In the xy-plane above, a point (not shown) with coordinates (a,b) lies on the graph of the linear function h. IF a and b are non zero integers, what is the ratio of b to a?