1. Noora is a technical... Please help me with these two questions. 1. Noora is a technical communicator working on a public health campaign that encourages people to monitor their blood pressure. She revises the following paragraphs that will be shared on the campaign's website. Which sentence-level error did she miss? New developments in sphygmomanometer applications are making it easier and more convenient for people to measure their blood pressure at home. In the past, sphygmomanometers were large and cumbersome devices that were only available in doctor's offices. However, new developments in technology have made it possible to create smaller, more portable sphygmomanometers that can be used at home. One of the most notable new developments in sphygmomanometer applications is the use of smartphones. There are now a number of apps available that allow people to measure their blood pressure using their smartphones. These use the microphone on the smartphone to listen to the sounds of blood flow in the artery. The apps then use this information to calculate the blood pressure. Another new development in sphygmomanometer applications is the use of wireless sphygmomanometers. These sphygmomanometers transmit the blood pressure readings to a computer or smartphone wirelessly. This makes it possible for people to measure their blood pressure from anywhere in their home. New developments in sphygmomanometer applications are making it easier and more convenient for people to monitor their blood pressure at home. This is important because early detection and treatment of high blood pressure can help to prevent serious health problems, such as heart disease and stroke. a. Incorrect punctuation b. Subject-verb agreement c. Vague pronoun reference d. Passive voice