Table 61
Three Different Culture Media Are Shown Below -In Table,6

Table 6.1
Three different culture media are shown below.
$$\begin{array} { | c | c | c | } \hline \text { Medium A } & \text { Medium B } & \text { Medium C } \\\hline \mathrm { Na } _ { 2 } \mathrm { HPO } _ { 4 } & \text { Yeast extract } & \text { Glucose } \\\hline \mathrm { KH } _ { 2 } \mathrm { PO } _ { 4 } & \text { Beef extract } & \text { Peptone } \\\hline \mathrm { MgSO } _ { 4 } & \mathrm { KH } _ { 2 } \mathrm { PO } _ { 4 } & \left( \mathrm { NH } _ { 4 } \right) _ { 2 } \mathrm { SO } _ { 4 } \\\hline \mathrm { CaC } _ { 2 } & \mathrm { MgSO } _ { 4 } & \mathrm { KH } _ { 2 } \mathrm { PO } _ { 2 } \\\hline \mathrm { NaHCO } _ { 3 } & ( \mathrm { NH } 4 ) _ { 2 } \mathrm { SO } _ { 4 } & \mathrm { Na } _ { 2 } \mathrm { HPO } _ { 4 } \\\hline\end{array}$$
-In Table,6.1,in which medium (or media) would an autotroph grow but a heterotroph could not?

A) A
B) B
C) C
D) A and B
E) A and C