According to the guest lecture given by dr. alejandro brice, bilingual people with dementia commonly a. decline in their secondary language before their primary language. b. varying patterns of decline in one language, and no decline in the other language. c. decline in their primary language before their secondary language. d. similar levels of decline in both languages.

A. decline in their secondary language before their primary language.

Explanation:

In the lecture by Dr. Brice, he states that there is a decline in secondary language before primary language and this claim is supported by a study by Dr. Alejandro Brice and colleagues titled "Alzheimer’s Dementia From a Bilingual/Bicultural Perspective: A Case Study", it was reported that individuals suffering from dementia then to decline in the use of their secondary language compared to their primary language. In the study, individuals whose primary language was spanish were still able to communicate quite well in Spanish as compared to English which was their secondary language

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swahili is an extremely rich and complex civilization, a set of ethnic groups articulated by a language and a series of cultural elements that fuse the african traditions, islam and indian culture. this growth was largely a result of the indian ocean trading network that brought in not just man-made riches, but also religious ideas, specifically islam, which had a significant impact on the local culture. furthermore, the development of the swahili language gave a common cultural unity to the people.