Is there any multiple choice?
The sender in the model of communication is someone who starts the message for he or she is the one who started and delivered the message. They are being referred as to someone who is the source or the origin of the message or the communication.
The answer to your question is B: Water once flowed in the Sahara.
The correct answer is self-concept.
Self concept is known to be recognizable from being mindful of one's self, which alludes to the degree to which self-information is characterized, predictable, and at present appropriate to one's demeanors and miens. Self-concepts likewise contrasts from self-esteem or also known as confidence: self-concept is an intellectual or spellbinding part of one's self, while confidence (self-esteem) is evaluative and stubborn
No, <span> David Wasserman related to Debbie Wasserman-Schultz.
Even though they both have the same surname and worked in Similar field (David worked as an editor in a political Magazine and Debbie works as an office representative), they have no blood relation at all</span>