Answer:
Synonym for stigma: dishonour, disgrace, shame, stain.
Antonym for stigma: decoration, renown, credit, feather.
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A lump is a protuberance or localized area of swelling that can occur anywhere on the body. Other terms used to describe the various types of lumps include bump, nodule, contusion, tumor and cyst.
Answer
On August 6th the US Air Force dropped an Atomic bomb on the Japanese city of Hiroshima. The city was destroyed and over 70,000 were killed immediately from the effects of the blast. Three days later a second bomb destroyed Nagasaki.
Lieutenant is not a part of the main clause, and it is an address to a person that is inserted into the sentence. It must be therefore separated by comas on both sides: the correct answer is a.