The following reaction is an example of a $4H_3(g)+5O_2(g) \to 4NO+6H_2O$ <br> a. Displacement reaction <br > b. Combination reaction <br>c. Redox reaction <br> d. Neutralisation reaction

Question

$\begin{array}{1 1} \text{a. (i) and (iv)} \\ \text{ b. (ii) and (iii)} \\ \text{ c. (i) and (iii)} \\ \text{ d. (iii) and (iv) } \end{array}$