Gravity, but if you think about it, air resistance can slow the object down, thus meaning that there are 2 forces acting on the object, but just go with gravity
Consonant blends, also referred to as consonant clusters, are a set of two or three consonant letters that when pronounced, retain their sound. Blends are found either at the beginning or end of a word. For example, in the word “break”, the “b” and “r” sounds are pronounced.
“are climbing” is in present progressive tense.
The PRESENT PROGRESSIVE TENSE indicates continuing action, something going on now. This tense is formed with the helping "to be" verb, in the present tense, plus the present participle of the verb (with an -ing ending): "I am buying all my family's Christmas gifts early this year.
The correct answer between all the choices given is the first choice or letter A. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.
B) forty - one is the correct one
The correct answer to this question is jargon. It is
considered specialized language because it is understood by only specific group
of people or professionals and is not easily defined by ordinary people. The
executive office of the president clearly stated the exclusion of jargons and
other unnecessary complexities in memorandum.