Answer:
In this sentence, the meaning of the word 'concur' is "to act together to a common end or single effect" (one definition from the Merriam-Webster Dictionary).
Explanation:
To concur in reproduction would mean to work together, as opposed to the traditional meaning of concur ("to agree").
Stand up against what is wrong.
The author uses the rhetorical device to tell people that wrong doers can prevail only if others stand by and let them.
Organisers of the very first race report that all but 500 of the 15,000 places have now sold out, just a month after they were first released to the public. For anyone itching to be the very first winner, there are only days left to get your entry in.
1.- report because Organizers is plural.
2.- have because 500 of the 15000 is plural.
3.- They were
4.- I don't see any other verb disagreement.
Answer:
Therefore, his theory of cognitive development suggests that developmental changes are discontinuous and occur in stages.
Explanation:
Psychologist Jean Piaget formulated the Theory of Cognitive Development. His theory suggests that developmental changes are discontinuous and occur in stages. Instead of there being a gradual, fluid process of development, in Piaget's theory children show different abilities according to the stage in which they are. Those stages are connected to their age, and the changes they bring are sudden. Therefore, there is a discontinuation, as if the second stage is supposed to happen at a certain time and in a certain manner, independently of the first stage, for instance. In his theory, there is a total of four developmental stages.
The words in the sentence that make up the adjective phrase are from space. They modify aliens. Therefore D. is the correct answer.