La repuesta es la primera
They both happen to be men.
<span>Rapid Immunochromatographic Assay in card format
Improved methods are needed for field diagnosis of onchocerciasis, to support efforts aimed at elimination of the disease. A rapid-format card test was evaluated that detects IgG4 antibodies to recombinant Onchocerca volvulus antigen Ov16 with serum samples from patients with onchocerciasis and with various types of control serum samples.</span>
It is A. I believe hope i was helpful
