Which of the following tests can be used to diagnose pregnancy on the first

Which of the following tests can be used to diagnose pregnancy on the first day of the missed period? mcq given below:

(a) Two site sandwich immunoassay
(b) enzyme linked immune assay
(c) agglutination inhibition test
(d) direct latex agglutination test

Ans: (a) Two site sandwich immunoassay

Do you Agree with Answer comment below