In the context of vaccines manufactured to prevent COVID-19 pandemic,
consider the following statements:
The Serum Institute of India produced COVID-19 vaccine named Covishield using mRNA platform.
Sputnik V vaccine is manufactured using vector-based platform.
COVAXIN is an inactivated pathogen-based vaccine.
Which of the statements given above are correct?
a. 1 and 2 only
b. 2 and 3 only
c. 1 and 3 only
d. 1, 2 and 3