41.   The big change involves freighters like the Favorit.

42.   The biggest change involved the ability of arteries to expand when the amount of blood flow rose.

43.   The change involves increasing the size of the round silicon wafers from which chips are culled.

44.   The changes will involve the master of business administration program as well as the undergraduate curriculum.

45.   The change involved putting adhesive on the insulation, which made it more flammable.

46.   The changes involve moving the altar forward into the church and replacing the pews with movable chairs.

47.   The change involves the appearance of receptors on the lung cells that capture circulating hormones that prompt lung cells to divide, possibly leading to unrestrained growth.

48.   The changes could involve job cuts, a spokesman said.

49.   The changes would involve a trade-off of height for bulk.

50.   The change involved new banners and command insignia and new stationery.