Sentence Completion

The correct word is "conspicuous," meaning something that stands out clearly. In this context, it indicates that Arati's absence was clearly noticeable.

The correct word here is "bereft," meaning deprived or lacking something. In this context, it conveys deep sorrow due to the loss of his wife.

The correct word to fill in the blank is "gazing," as it describes a prolonged, steady look, which fits the context of staring into space.

The correct word to fill in the blank is "dedicated", as memorial stones are usually dedicated to those who have passed or sacrificed.