GMAT Verbal Reasoning Practice Test 8

Question : 23 of 152

Marks: +1, -0

Electric boats have eliminated the noise pollution that conventional powerboats made and reduce the loathsome discharges of oil that foul American rivers and lakes, threatening fish and bird life.

reduce the loathsome discharges of oil that foul American rivers and lakes, threatening fish and bird life.
reduce the loathsome discharges of oil that foul American rivers and lakes, threaten fish and bird life.
reduce the loathsome discharges of oil that foul American rivers and lakes, to threaten fish and bird life.
reduced the loathsome discharges of oil that fouled American rivers and lakes, to threaten fish and bird life.
reduced the loathsome discharges of oil that fouled American rivers and lakes, threatening fish and bird life.

Validate

Go to Question:

Prev Question

Next Question