(d) Widal's test is the test for the presence of agglutinins to $O$ and $H$ antigens of Salmonella typhi and Salmonella paratyphi in the serum of patients with suspected Salmonella infection.
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$\begin{array}{|p{0.3\linewidth}|p{0.6\linewidth}|} \hline Column\,\,-I & Column\,\,-II \\ \hline (1)\,\,Oxytocin & (p)\,\,Stimulates\,\,the\,\,secretion\,\,of\,\,thyroid\,\,hormone \\ \hline (2)\,\,Vasopressin & (q)\,\,Act\,\,on\,\,the\,\,smooth\,\,muscles \\ \hline (3)\,\,FSH\,\,\,\&\,\,androgens & (r)\,\,Stimulates\,\,resorption\,\,of\,\,water \\ \hline (4)\,\,TSH & (s)\,\,Regulate\,\,spermatogenesis \\ \hline \end{array}$

| Column $-I$ | Column $-II$ |
| $(A)$ Citric acid | $(i)$ Trichoderma |
| $(B)$ Cyclosporin $A$ | $(ii)$ Clostridium |
| $(C)$ Statins | $(iii)$ Aspergillus |
| $(D)$ Butyric acid | $(iv)$ Monascus |
Assertion $A$ : Breast-feeding during initial period of infant growth is recommended by doctors for bringing a healthy baby.
Reason $R$ : Colostrum contains several antibodies absolutely essential to develop resistance for the new born baby.
In the light of the above statements, choose the most appropriate answer from the options given below: