Efficient<span> (adj.) – Performing or functioning in the best possible manner with the least waste of time and effort. The </span>difference between effectiveness and efficiency<span> can be summed up shortly, sweetly and succinctly – Being </span>effective<span> is about doing the right things, while being </span>efficient<span> is about doing things right.
hope this could help.</span>
I would go with d or a as my best guess
The two plural or possessive errors are the following;
<h3>What are the two plural or possessive errors?</h3>
The two plural or possessive errors are the ones that use the wrong placement of the apostrophe and the letter s. In the instances above, we can see that there was no need for the apostrophe after the letter s in the word, Bird-watchers.
Also, in the second instance, there was a need to put the apostrophe after the letter d in the word, Birds. The correct ways to write these are Bird-watchers and 'The bird's...' So, the two words identified above are the errors.
Learn more about possessive errors here:
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The correct answer is: Short phrases that make the reader interested.
Some authors recommend the use of short sentences as the genre requires variety and flow to avoid repetition and boredom. In this way the pace of the reading is increased keeping the reader's attention. I read an example that was very helpful, imagine someone that is anxious or scared, when he sepaks he uses few words at a time, forming complex sentences turns difficult. By writing with short sentences you can be able to transmit this kind of emotions in a more effective way. Remember that suspense's objective is to make the reader wonder at all time if the protagonist will overcome the problems presented, the reader must frecuently face uncertainty.