The correct option is (c)

$\bullet$ Gene therapy is a collection of methods that allows correction of a gene defect that has been diagnosed in a child/embryo.

$\bullet$ Biopiracy is the term used to refer to the use of bio-resources by multinational companies and other organisations without proper authorisation from the countries and people concerned without compensatory payment.

$\bullet$ Molecular diagnosis refers to the act or process of determining the nature and cause of a disease.