Directions: Which of the following phrases given below in the options should replace the phrase that is underlined in the sentence to make it grammatically correct? If the sentence is correct and does not require any correction mark 'No correction required' as your answer.

Amazon Inc.'s self-driving vehicle unit, Zoox, has successful testing a robotaxi with employees as passengers on a public road.

Select the option that will improve the underlined part of the given sentence.

I don’t get on with the new boss, so I have asked to transferring to another branch of the company.

Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select ‘No substitution required.’

A tigress has given birth to a cub in the Ranthambore Tiger Reserve, taking the big cat population to 78.

Direction: In the given question, a word has been printed in bold. Below the sentence, alternatives to the emboldened word have been given as (A), (B), (C) and (D), which may help improve the sentence. Choose the correct alternative out of the five given options. In case the given sentence is correct as it is, your answer will be option (E), i.e., "No replacement required".

After an deliberate period of inactivity, Vesuvius erupted with devastating force in AD 79.

Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select ‘No substitution required’.
 Madhu is only a daughter of her parents. 

Select the most appropriate option to improve the underlined segment in the given sentence. If there is no need to improve it, select ‘No improvement’.

A hole is in my pocket.

Choose the correct alternative which will improve the part of the sentence given in quotes.

 Santhosh asked me where 'was my pen'.

Select the option that will improve the underlined part of the given sentence. In case no improvement is needed, select 'No improvement required'.
 Major hubs of the information technology industry is the Silicon Valley of Central California.