JAMB - English Language (1978 - No. 12)
Choose the option that best conveys the meaning of the underlined portion in the following sentence;
The result of his experiment represents a break through in medical science
an outstanding success
catastrophe
an end to such experiments
breaking point
a colossal failure
Forklaring
Break through in this context means an instance of achieving success in a particular sphere or activity. It simply means overcoming something and having an achievement. Option A correctly conveys the message.