Each sentence below describes a cause-and-effect relationship. which of the following sentences has the cause underlined? a. we turned up the heat since it was getting cold. b. our apartment is on the 11th floor; therefore, we have a great view of the city. c. it was a very windy day, so we were able to fly our kite. d. tommy and matthew are good friends; they have many common interests and hobbies.

Which line in the passage can be used as textual evidence to support the following claim? many people suffer from depression. depression is a serious mental illness that affects a person physically and mentally. it interferes with a person's ability to function normally and enjoy pleasurable activities. some types of depression include major depressive disorder, seasonal affective disorder, and postpartum depression. many people confuse depression with general sadness, though people are becoming increasingly aware that it is indeed a serious illness. often people suffering from depression think that it is an incurable condition. they don’t seek any treatment because they are afraid of how others will judge them. based on data from the national institute of medical health, depressive disorders are common and affect 9.5 percent of adults in the united states, or about 19 million people every year. more than 80 percent of people with depressive disorders improve when they receive appropriate treatment.