WHY AREN’T SWEETS GOOD FOR OUR TEETH

85. Why aren’t sweets good for our teeth? ạ because they have a lot of sugar b. because they cause decay c. because they are expensive d. because they are bad In 1920, after 39 years of problems with diseases, high cost and politics, The Panama Canal was officially opened, finally linking the Atlantic and Pacific Oceans by allowing ships to pass through the fifty-mile canal zone instead of traveling some seven thousands miles around Cape Horn. It takes a ship approximately eight hours to complete the trip through the canal and costs an average of fifteen thousand dollars, one tenth of what it would cost an average ship to round the Cape Horn. More than fifteen thousand ships pass through its locks each year.